116220818 has 16 divisors (see below), whose sum is σ = 201966720. Its totient is φ = 49126176.

The previous prime is 116220809. The next prime is 116220821. The reversal of 116220818 is 818022611.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55838 + ... + 57881.

It is an arithmetic number, because the mean of its divisors is an integer number (12622920).

Almost surely, 2^116220818 is an apocalyptic number.

116220818 is a deficient number, since it is larger than the sum of its proper divisors (85745902).

116220818 is a wasteful number, since it uses less digits than its factorization.

116220818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113801.

The product of its (nonzero) digits is 1536, while the sum is 29.

The square root of 116220818 is about 10780.5759586397. The cubic root of 116220818 is about 488.0091623515.

The spelling of 116220818 in words is "one hundred sixteen million, two hundred twenty thousand, eight hundred eighteen".