22523442120 has 128 divisors (see below), whose sum is σ = 79494566400. Its totient is φ = 5652937728.

The previous prime is 22523442091. The next prime is 22523442133. The reversal of 22523442120 is 2124432522.

22523442120 is a `hidden beast` number, since 2 + 2 + 5 + 234 + 421 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 595024 + ... + 631743.

It is an arithmetic number, because the mean of its divisors is an integer number (621051300).

Almost surely, 2^22523442120 is an apocalyptic number.

22523442120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22523442120 is an abundant number, since it is smaller than the sum of its proper divisors (56971124280).

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

22523442120 is a wasteful number, since it uses less digits than its factorization.

22523442120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226804 (or 1226794 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 22523442120 its reverse (2124432522), we get a palindrome (24647874642).

The spelling of 22523442120 in words is "twenty-two billion, five hundred twenty-three million, four hundred forty-two thousand, one hundred twenty".