12402013132 has 12 divisors (see below), whose sum is σ = 21978251680. Its totient is φ = 6122512656.

The previous prime is 12402013123. The next prime is 12402013139. The reversal of 12402013132 is 23131020421.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (12402013139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19623123 + ... + 19623754.

Almost surely, 2^12402013132 is an apocalyptic number.

It is an amenable number.

12402013132 is a deficient number, since it is larger than the sum of its proper divisors (9576238548).

12402013132 is a wasteful number, since it uses less digits than its factorization.

12402013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39246960 (or 39246958 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12402013132 its reverse (23131020421), we get a palindrome (35533033553).

The spelling of 12402013132 in words is "twelve billion, four hundred two million, thirteen thousand, one hundred thirty-two".