The number 42 1 means "I love you" in Chinese characters, which is derived from the homonym of Chinese characters. The pronunciation of 4 is similar to that of "yes", and 2, 1 are similar to that of Chinese characters "love" and "you" respectively, so the number 42 1 means "I love you" and is. The so-called love number is to use the Chinese pronunciation of Arabic numerals to connect with Chinese characters in China to form more new words. These words are widely used in the fields of confession and love, so they are called "love numbers" and are also an important tool for modern love.

In addition to 42 1, Chinese people have invented more other numbers for love and love, such as 13 14, which also uses the pronunciation of Chinese homophones and numbers, and 13 14 means "all my life". 520, which means "I love you". Interestingly, the treatment of "I love you" can also use "52 1" to express the same meaning, because 0 and 1 are very similar to "you" in China language, so they can all be used for courtship. Then I love you all my life can be expressed by the number 13 14520. Seeing this, I have to sigh the exquisiteness of China culture. Love numbers are the obvious combination of China and the West, which combines the western Arabic numerals with the wisdom of China, and makes use of the pronunciation of Arabic numerals after they spread to China and the culture of China.

The above is the relevant answer about 42 1 number for your reference!