12043240132 has 24 divisors (see below), whose sum is σ = 26276160960. Its totient is φ = 4692171360.

The previous prime is 12043240087. The next prime is 12043240159. The reversal of 12043240132 is 23104234021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19550407 + ... + 19551022.

It is an arithmetic number, because the mean of its divisors is an integer number (1094840040).

Almost surely, 2^12043240132 is an apocalyptic number.

It is an amenable number.

12043240132 is an abundant number, since it is smaller than the sum of its proper divisors (14232920828).

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

12043240132 is a wasteful number, since it uses less digits than its factorization.

12043240132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39101451 (or 39101449 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 12043240132 its reverse (23104234021), we get a palindrome (35147474153).

The spelling of 12043240132 in words is "twelve billion, forty-three million, two hundred forty thousand, one hundred thirty-two".