22011952320 has 84 divisors (see below), whose sum is σ = 75711954240. Its totient is φ = 5869853184.

The previous prime is 22011952309. The next prime is 22011952337. The reversal of 22011952320 is 2325911022.

It is a happy number.

22011952320 is a `hidden beast` number, since 2 + 2 + 0 + 119 + 523 + 20 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3818640 + ... + 3824399.

Almost surely, 2^22011952320 is an apocalyptic number.

22011952320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011952320 is an abundant number, since it is smaller than the sum of its proper divisors (53700001920).

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

22011952320 is a wasteful number, since it uses less digits than its factorization.

22011952320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7643062 (or 7643049 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 22011952320 in words is "twenty-two billion, eleven million, nine hundred fifty-two thousand, three hundred twenty".