2167117102172 has 24 divisors (see below), whose sum is σ = 4178186176752. Its totient is φ = 975300224000.

The previous prime is 2167117102159. The next prime is 2167117102201. The reversal of 2167117102172 is 2712017117612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243820613 + ... + 243829500.

It is an arithmetic number, because the mean of its divisors is an integer number (174091090698).

Almost surely, 2^{2167117102172} is an apocalyptic number.

2167117102172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2167117102172 is a deficient number, since it is larger than the sum of its proper divisors (2011069074580).

2167117102172 is a wasteful number, since it uses less digits than its factorization.

2167117102172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487650229 (or 487650227 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 38.

The spelling of 2167117102172 in words is "two trillion, one hundred sixty-seven billion, one hundred seventeen million, one hundred two thousand, one hundred seventy-two".