11171173109370 has 64 divisors (see below), whose sum is σ = 26991941679360. Its totient is φ = 2958859584000.

The previous prime is 11171173109363. The next prime is 11171173109399. The reversal of 11171173109370 is 7390137117111.

It is a super-2 number, since 2×11171173109370² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34907446 + ... + 35226014.

It is an arithmetic number, because the mean of its divisors is an integer number (421749088740).

Almost surely, 2^{11171173109370} is an apocalyptic number.

11171173109370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11171173109370 is an abundant number, since it is smaller than the sum of its proper divisors (15820768569990).

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

11171173109370 is a wasteful number, since it uses less digits than its factorization.

11171173109370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326471.

The product of its (nonzero) digits is 27783, while the sum is 42.

The spelling of 11171173109370 in words is "eleven trillion, one hundred seventy-one billion, one hundred seventy-three million, one hundred nine thousand, three hundred seventy".