122916118 has 16 divisors (see below), whose sum is σ = 198774576. Its totient is φ = 56668320.

The previous prime is 122916113. The next prime is 122916119. The reversal of 122916118 is 811619221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122916118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122916113) 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, 28705 + ... + 32707.

It is an arithmetic number, because the mean of its divisors is an integer number (12423411).

Almost surely, 2^122916118 is an apocalyptic number.

122916118 is a deficient number, since it is larger than the sum of its proper divisors (75858458).

122916118 is a wasteful number, since it uses less digits than its factorization.

122916118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199.

The product of its digits is 1728, while the sum is 31.

The square root of 122916118 is about 11086.7541688269. The cubic root of 122916118 is about 497.2059058267.

The spelling of 122916118 in words is "one hundred twenty-two million, nine hundred sixteen thousand, one hundred eighteen".