202122211122022 has 4 divisors (see below), whose sum is σ = 303183316683036. Its totient is φ = 101061105561010.

The previous prime is 202122211121981. The next prime is 202122211122037. The reversal of 202122211122022 is 220221112221202.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 202122211121984 and 202122211122002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50530552780504 + ... + 50530552780507.

It is an arithmetic number, because the mean of its divisors is an integer number (75795829170759).

Almost surely, 2^{202122211122022} is an apocalyptic number.

202122211122022 is a deficient number, since it is larger than the sum of its proper divisors (101061105561014).

202122211122022 is a wasteful number, since it uses less digits than its factorization.

202122211122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101061105561013.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 202122211122022 its reverse (220221112221202), we get a palindrome (422343323343224).

The spelling of 202122211122022 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred eleven million, one hundred twenty-two thousand, twenty-two".