22022021122122 has 64 divisors (see below), whose sum is σ = 50371227648000. Its totient is φ = 6287609516160.

The previous prime is 22022021122103. The next prime is 22022021122163. The reversal of 22022021122122 is 22122112022022.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 997408279 + ... + 997430357.

It is an arithmetic number, because the mean of its divisors is an integer number (787050432000).

Almost surely, 2^{22022021122122} is an apocalyptic number.

22022021122122 is an abundant number, since it is smaller than the sum of its proper divisors (28349206525878).

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

22022021122122 is a wasteful number, since it uses less digits than its factorization.

22022021122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37611.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22022021122122 its reverse (22122112022022), we get a palindrome (44144133144144).

The spelling of 22022021122122 in words is "twenty-two trillion, twenty-two billion, twenty-one million, one hundred twenty-two thousand, one hundred twenty-two".