2021120110202 has 16 divisors (see below), whose sum is σ = 3058647669000. Its totient is φ = 1001600312640.

The previous prime is 2021120110189. The next prime is 2021120110231. The reversal of 2021120110202 is 2020110211202.

It can be written as a sum of positive squares in 4 ways, for example, as 1061309979601 + 959810130601 = 1030199^2 + 979699^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7218677 + ... + 7493432.

Almost surely, 2^{2021120110202} is an apocalyptic number.

2021120110202 is a deficient number, since it is larger than the sum of its proper divisors (1037527558798).

2021120110202 is a wasteful number, since it uses less digits than its factorization.

2021120110202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14712721.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2021120110202 its reverse (2020110211202), we get a palindrome (4041230321404).

The spelling of 2021120110202 in words is "two trillion, twenty-one billion, one hundred twenty million, one hundred ten thousand, two hundred two".