202122122022 has 48 divisors (see below), whose sum is σ = 441577504368. Its totient is φ = 66813789120.

The previous prime is 202122122017. The next prime is 202122122051. The reversal of 202122122022 is 220221221202.

202122122022 is a `hidden beast` number, since 202 + 1 + 221 + 220 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202122121986 and 202122122004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3491788 + ... + 3549200.

It is an arithmetic number, because the mean of its divisors is an integer number (9199531341).

Almost surely, 2^202122122022 is an apocalyptic number.

202122122022 is an abundant number, since it is smaller than the sum of its proper divisors (239455382346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202122122022 is a wasteful number, since it uses less digits than its factorization.

202122122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59045 (or 59042 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202122122022 its reverse (220221221202), we get a palindrome (422343343224).

The spelling of 202122122022 in words is "two hundred two billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty-two".