23172031310 has 32 divisors (see below), whose sum is σ = 41837796000. Its totient is φ = 9240376960.

The previous prime is 23172031277. The next prime is 23172031313. The reversal of 23172031310 is 1313027132.

It is a super-2 number, since 2×23172031310² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23172031313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8983601 + ... + 8986179.

It is an arithmetic number, because the mean of its divisors is an integer number (1307431125).

Almost surely, 2^23172031310 is an apocalyptic number.

23172031310 is a deficient number, since it is larger than the sum of its proper divisors (18665764690).

23172031310 is a wasteful number, since it uses less digits than its factorization.

23172031310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 23172031310 its reverse (1313027132), we get a palindrome (24485058442).

The spelling of 23172031310 in words is "twenty-three billion, one hundred seventy-two million, thirty-one thousand, three hundred ten".