20116600320931 has 8 divisors (see below), whose sum is σ = 21346537921200. Its totient is φ = 18891841406208.

The previous prime is 20116600320919. The next prime is 20116600320967. The reversal of 20116600320931 is 13902300661102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20116600320931 - 2²³ = 20116591932323 is a prime.

It is a super-4 number, since 4×20116600320931⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116600320911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1294663381 + ... + 1294678918.

It is an arithmetic number, because the mean of its divisors is an integer number (2668317240150).

Almost surely, 2^{20116600320931} is an apocalyptic number.

20116600320931 is a deficient number, since it is larger than the sum of its proper divisors (1229937600269).

20116600320931 is a wasteful number, since it uses less digits than its factorization.

20116600320931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2589342773.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 20116600320931 in words is "twenty trillion, one hundred sixteen billion, six hundred million, three hundred twenty thousand, nine hundred thirty-one".