118903320731 has 16 divisors (see below), whose sum is σ = 137228395584. Its totient is φ = 102147433344.

The previous prime is 118903320727. The next prime is 118903320737. The reversal of 118903320731 is 137023309811.

It is a cyclic number.

It is not a de Polignac number, because 118903320731 - 2² = 118903320727 is a prime.

It is a super-2 number, since 2×118903320731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118903320737) 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, 5362856 + ... + 5384981.

It is an arithmetic number, because the mean of its divisors is an integer number (8576774724).

Almost surely, 2^118903320731 is an apocalyptic number.

118903320731 is a deficient number, since it is larger than the sum of its proper divisors (18325074853).

118903320731 is a wasteful number, since it uses less digits than its factorization.

118903320731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10747910.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 118903320731 in words is "one hundred eighteen billion, nine hundred three million, three hundred twenty thousand, seven hundred thirty-one".