23117356472100 has 144 divisors (see below), whose sum is σ = 73285417974720. Its totient is φ = 5579734924800.

The previous prime is 23117356472057. The next prime is 23117356472101. The reversal of 23117356472100 is 127465371132.

It is not an unprimeable number, because it can be changed into a prime (23117356472101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14539627 + ... + 16051026.

Almost surely, 2^{23117356472100} is an apocalyptic number.

23117356472100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23117356472100 is an abundant number, since it is smaller than the sum of its proper divisors (50168061502620).

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

23117356472100 is a wasteful number, since it uses less digits than its factorization.

23117356472100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30590910 (or 30590903 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 23117356472100 in words is "twenty-three trillion, one hundred seventeen billion, three hundred fifty-six million, four hundred seventy-two thousand, one hundred".