22112522340 has 24 divisors (see below), whose sum is σ = 61915062720. Its totient is φ = 5896672608.

The previous prime is 22112522321. The next prime is 22112522389. The reversal of 22112522340 is 4322521122.

It is a self number, because there is not a number n which added to its sum of digits gives 22112522340.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184270960 + ... + 184271079.

It is an arithmetic number, because the mean of its divisors is an integer number (2579794280).

Almost surely, 2^22112522340 is an apocalyptic number.

22112522340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22112522340 is an abundant number, since it is smaller than the sum of its proper divisors (39802540380).

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

22112522340 is a wasteful number, since it uses less digits than its factorization.

22112522340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368542051 (or 368542049 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The spelling of 22112522340 in words is "twenty-two billion, one hundred twelve million, five hundred twenty-two thousand, three hundred forty".