118113816054021 has 32 divisors (see below), whose sum is σ = 163874001028608. Its totient is φ = 75611445312000.

The previous prime is 118113816053897. The next prime is 118113816054023. The reversal of 118113816054021 is 120450618311811.

It is not a de Polignac number, because 118113816054021 - 2²⁵ = 118113782499589 is a prime.

It is a super-2 number, since 2×118113816054021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118113816054023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414616585 + ... + 414901361.

It is an arithmetic number, because the mean of its divisors is an integer number (5121062532144).

Almost surely, 2^{118113816054021} is an apocalyptic number.

It is an amenable number.

118113816054021 is a deficient number, since it is larger than the sum of its proper divisors (45760184974587).

118113816054021 is a wasteful number, since it uses less digits than its factorization.

118113816054021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340381.

The product of its (nonzero) digits is 46080, while the sum is 42.

The spelling of 118113816054021 in words is "one hundred eighteen trillion, one hundred thirteen billion, eight hundred sixteen million, fifty-four thousand, twenty-one".