22120999760000 has 160 divisors (see below), whose sum is σ = 58308193827180. Its totient is φ = 8327905280000.

The previous prime is 22120999759867. The next prime is 22120999760047. The reversal of 22120999760000 is 6799902122.

It can be written as a sum of positive squares in 10 ways, for example, as 3943465185856 + 18177534574144 = 1985816^2 + 4263512^2 .

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6772721 + ... + 9492720.

Almost surely, 2^{22120999760000} is an apocalyptic number.

22120999760000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120999760000 is an abundant number, since it is smaller than the sum of its proper divisors (36187194067180).

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

22120999760000 is an equidigital number, since it uses as much as digits as its factorization.

22120999760000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16265492 (or 16265465 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 22120999760000 in words is "twenty-two trillion, one hundred twenty billion, nine hundred ninety-nine million, seven hundred sixty thousand".