22005392311720 has 32 divisors (see below), whose sum is σ = 49512271482720. Its totient is φ = 8802132252480.

The previous prime is 22005392311687. The next prime is 22005392311733. The reversal of 22005392311720 is 2711329350022.

It is a super-3 number, since 3×22005392311720³ (a number of 41 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22005392311720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21928879 + ... + 22910401.

It is an arithmetic number, because the mean of its divisors is an integer number (1547258483835).

Almost surely, 2^{22005392311720} is an apocalyptic number.

22005392311720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22005392311720 is an abundant number, since it is smaller than the sum of its proper divisors (27506879171000).

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

22005392311720 is a wasteful number, since it uses less digits than its factorization.

22005392311720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542025 (or 1542021 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 22005392311720 in words is "twenty-two trillion, five billion, three hundred ninety-two million, three hundred eleven thousand, seven hundred twenty".