111216396 has 12 divisors (see below), whose sum is σ = 259504952. Its totient is φ = 37072128.

The previous prime is 111216389. The next prime is 111216401. The reversal of 111216396 is 693612111.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4634005 + ... + 4634028.

Almost surely, 2^111216396 is an apocalyptic number.

It is an amenable number.

111216396 is an abundant number, since it is smaller than the sum of its proper divisors (148288556).

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

111216396 is a wasteful number, since it uses less digits than its factorization.

111216396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9268040 (or 9268038 counting only the distinct ones).

The product of its digits is 1944, while the sum is 30.

The square root of 111216396 is about 10545.9184521785. The cubic root of 111216396 is about 480.9016559185.

The spelling of 111216396 in words is "one hundred eleven million, two hundred sixteen thousand, three hundred ninety-six".