2172170537022 has 16 divisors (see below), whose sum is σ = 4345107474960. Its totient is φ = 723929112192.

The previous prime is 2172170536997. The next prime is 2172170537093. The reversal of 2172170537022 is 2207350712712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31896523 + ... + 31964550.

It is an arithmetic number, because the mean of its divisors is an integer number (271569217185).

Almost surely, 2^{2172170537022} is an apocalyptic number.

2172170537022 is an abundant number, since it is smaller than the sum of its proper divisors (2172936937938).

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

2172170537022 is a wasteful number, since it uses less digits than its factorization.

2172170537022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63866747.

The product of its (nonzero) digits is 82320, while the sum is 39.

The spelling of 2172170537022 in words is "two trillion, one hundred seventy-two billion, one hundred seventy million, five hundred thirty-seven thousand, twenty-two".