22021011031232 has 14 divisors (see below), whose sum is σ = 43697943765228. Its totient is φ = 11010505515584.

The previous prime is 22021011031223. The next prime is 22021011031337. The reversal of 22021011031232 is 23213011012022.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172039148618 + ... + 172039148745.

Almost surely, 2^{22021011031232} is an apocalyptic number.

It is an amenable number.

22021011031232 is a deficient number, since it is larger than the sum of its proper divisors (21676932733996).

22021011031232 is an equidigital number, since it uses as much as digits as its factorization.

22021011031232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344078297375 (or 344078297365 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 22021011031232 its reverse (23213011012022), we get a palindrome (45234022043254).

The spelling of 22021011031232 in words is "twenty-two trillion, twenty-one billion, eleven million, thirty-one thousand, two hundred thirty-two".