12113215684 has 12 divisors (see below), whose sum is σ = 21316554000. Its totient is φ = 6022771688.

The previous prime is 12113215637. The next prime is 12113215691. The reversal of 12113215684 is 48651231121.

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, 8458234 + ... + 8459665.

It is an arithmetic number, because the mean of its divisors is an integer number (1776379500).

Almost surely, 2^12113215684 is an apocalyptic number.

It is an amenable number.

12113215684 is a deficient number, since it is larger than the sum of its proper divisors (9203338316).

12113215684 is a wasteful number, since it uses less digits than its factorization.

12113215684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16918082 (or 16918080 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The spelling of 12113215684 in words is "twelve billion, one hundred thirteen million, two hundred fifteen thousand, six hundred eighty-four".