20116761620112 has 120 divisors (see below), whose sum is σ = 57610303946624. Its totient is φ = 6549412246272.

The previous prime is 20116761620057. The next prime is 20116761620113. The reversal of 20116761620112 is 21102616761102.

20116761620112 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 7 + 616 + 20 + 1 + 12 = 666.

It is a super-2 number, since 2×20116761620112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (20116761620113) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317884218 + ... + 317947494.

Almost surely, 2^{20116761620112} is an apocalyptic number.

It is an amenable number.

20116761620112 is an abundant number, since it is smaller than the sum of its proper divisors (37493542326512).

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

20116761620112 is a wasteful number, since it uses less digits than its factorization.

20116761620112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114677 (or 114668 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 20116761620112 in words is "twenty trillion, one hundred sixteen billion, seven hundred sixty-one million, six hundred twenty thousand, one hundred twelve".