101111110000172 has 12 divisors (see below), whose sum is σ = 176944541066160. Its totient is φ = 50555526838416.

The previous prime is 101111110000171. The next prime is 101111110000181. The reversal of 101111110000172 is 271000011111101.

It is a self number, because there is not a number n which added to its sum of digits gives 101111110000172.

It is not an unprimeable number, because it can be changed into a prime (101111110000171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2463398 + ... + 14432274.

It is an arithmetic number, because the mean of its divisors is an integer number (14745378422180).

Almost surely, 2^{101111110000172} is an apocalyptic number.

It is an amenable number.

101111110000172 is a deficient number, since it is larger than the sum of its proper divisors (75833431065988).

101111110000172 is a wasteful number, since it uses less digits than its factorization.

101111110000172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14080840 (or 14080838 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 17.

Adding to 101111110000172 its reverse (271000011111101), we get a palindrome (372111121111273).

The spelling of 101111110000172 in words is "one hundred one trillion, one hundred eleven billion, one hundred ten million, one hundred seventy-two", and thus it is an aban number.