202 1. 1.22 capital

202 1 has 4 digits. You can write correctly in three ways. They are lowercase numbers and uppercase two numbers. The correct spelling of the first number is Arabic numeral 202 1 written in lowercase letters. The correct capitalization of the second number is: 202 1. Another correct way to write capital figures is: 202 1 year.

A writing method of multi-stroke Chinese characters and numbers, for example, the capital of "one" is "one" and the capital of "ten" is "ten".