202202100122211 has 20 divisors (see below), whose sum is σ = 345205701796912. Its totient is φ = 115544057212368.

The previous prime is 202202100122179. The next prime is 202202100122213. The reversal of 202202100122211 is 112221001202202.

It is a happy number.

202202100122211 is a `hidden beast` number, since 2 + 0 + 220 + 210 + 0 + 1 + 22 + 211 = 666.

It is not a de Polignac number, because 202202100122211 - 2⁵ = 202202100122179 is a prime.

It is a super-2 number, since 2×202202100122211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202202100122213) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 178308729700 + ... + 178308730833.

Almost surely, 2^{202202100122211} is an apocalyptic number.

202202100122211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

202202100122211 is a deficient number, since it is larger than the sum of its proper divisors (143003601674701).

202202100122211 is an equidigital number, since it uses as much as digits as its factorization.

202202100122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356617460552 (or 356617460543 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202202100122211 its reverse (112221001202202), we get a palindrome (314423101324413).

The spelling of 202202100122211 in words is "two hundred two trillion, two hundred two billion, one hundred million, one hundred twenty-two thousand, two hundred eleven".