23200111112173 has 2 divisors, whose sum is σ = 23200111112174. Its totient is φ = 23200111112172.

The previous prime is 23200111112081. The next prime is 23200111112279. The reversal of 23200111112173 is 37121111100232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23162100540804 + 38010571369 = 4812702^2 + 194963^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23200111112173 is a prime.

It is a super-2 number, since 2×23200111112173² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23200111113173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11600055556086 + 11600055556087.

It is an arithmetic number, because the mean of its divisors is an integer number (11600055556087).

Almost surely, 2^{23200111112173} is an apocalyptic number.

It is an amenable number.

23200111112173 is a deficient number, since it is larger than the sum of its proper divisors (1).

23200111112173 is an equidigital number, since it uses as much as digits as its factorization.

23200111112173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 25.

The spelling of 23200111112173 in words is "twenty-three trillion, two hundred billion, one hundred eleven million, one hundred twelve thousand, one hundred seventy-three".