23226056931 has 96 divisors (see below), whose sum is σ = 43175301120. Its totient is φ = 10757491200.

The previous prime is 23226056927. The next prime is 23226056939. The reversal of 23226056931 is 13965062232.

It is not a de Polignac number, because 23226056931 - 2² = 23226056927 is a prime.

It is a super-2 number, since 2×23226056931² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23226056931.

It is not an unprimeable number, because it can be changed into a prime (23226056939) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1259266 + ... + 1277576.

It is an arithmetic number, because the mean of its divisors is an integer number (449742720).

Almost surely, 2^23226056931 is an apocalyptic number.

23226056931 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23226056931 is a deficient number, since it is larger than the sum of its proper divisors (19949244189).

23226056931 is a wasteful number, since it uses less digits than its factorization.

23226056931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18385 (or 18368 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 23226056931 in words is "twenty-three billion, two hundred twenty-six million, fifty-six thousand, nine hundred thirty-one".