22021122022232 has 32 divisors (see below), whose sum is σ = 42644935896480. Its totient is φ = 10654830800640.

The previous prime is 22021122022177. The next prime is 22021122022267. The reversal of 22021122022232 is 23222022112022.

It is a junction number, because it is equal to n+sod(n) for n = 22021122022198 and 22021122022207.

It is a congruent number.

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, 355699244 + ... + 355761147.

It is an arithmetic number, because the mean of its divisors is an integer number (1332654246765).

Almost surely, 2^{22021122022232} is an apocalyptic number.

It is an amenable number.

22021122022232 is a deficient number, since it is larger than the sum of its proper divisors (20623813874248).

22021122022232 is a wasteful number, since it uses less digits than its factorization.

22021122022232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711460523 (or 711460519 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22021122022232 its reverse (23222022112022), we get a palindrome (45243144134254).

The spelling of 22021122022232 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-two million, twenty-two thousand, two hundred thirty-two".