12442131332 has 12 divisors (see below), whose sum is σ = 21777996240. Its totient is φ = 6219846696.

The previous prime is 12442131329. The next prime is 12442131347. The reversal of 12442131332 is 23313124421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281582 + ... + 322757.

It is an arithmetic number, because the mean of its divisors is an integer number (1814833020).

Almost surely, 2^12442131332 is an apocalyptic number.

It is an amenable number.

12442131332 is a deficient number, since it is larger than the sum of its proper divisors (9335864908).

12442131332 is a wasteful number, since it uses less digits than its factorization.

12442131332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609490 (or 609488 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 12442131332 its reverse (23313124421), we get a palindrome (35755255753).

The spelling of 12442131332 in words is "twelve billion, four hundred forty-two million, one hundred thirty-one thousand, three hundred thirty-two".