12118338224 has 20 divisors (see below), whose sum is σ = 23498391840. Its totient is φ = 6054237120.

The previous prime is 12118338163. The next prime is 12118338283. The reversal of 12118338224 is 42283381121.

It is a super-2 number, since 2×12118338224² (a number of 21 digits) contains 22 as substring.

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, 287939 + ... + 327330.

It is an arithmetic number, because the mean of its divisors is an integer number (1174919592).

Almost surely, 2^12118338224 is an apocalyptic number.

It is an amenable number.

12118338224 is a deficient number, since it is larger than the sum of its proper divisors (11380053616).

12118338224 is a wasteful number, since it uses less digits than its factorization.

12118338224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616508 (or 616502 counting only the distinct ones).

The product of its digits is 18432, while the sum is 35.

The spelling of 12118338224 in words is "twelve billion, one hundred eighteen million, three hundred thirty-eight thousand, two hundred twenty-four".