12012534124 has 6 divisors (see below), whose sum is σ = 21021934724. Its totient is φ = 6006267060.

The previous prime is 12012534113. The next prime is 12012534133. The reversal of 12012534124 is 42143521021.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501566762 + ... + 1501566769.

Almost surely, 2^12012534124 is an apocalyptic number.

It is an amenable number.

12012534124 is a deficient number, since it is larger than the sum of its proper divisors (9009400600).

12012534124 is a wasteful number, since it uses less digits than its factorization.

12012534124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003133535 (or 3003133533 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 12012534124 in words is "twelve billion, twelve million, five hundred thirty-four thousand, one hundred twenty-four".