12311223232132 has 24 divisors (see below), whose sum is σ = 23504164276320. Its totient is φ = 5595791530560.

The previous prime is 12311223232097. The next prime is 12311223232213. The reversal of 12311223232132 is 23123232211321.

It is a self number, because there is not a number n which added to its sum of digits gives 12311223232132.

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, 4336138 + ... + 6589729.

It is an arithmetic number, because the mean of its divisors is an integer number (979340178180).

Almost surely, 2^{12311223232132} is an apocalyptic number.

It is an amenable number.

12311223232132 is a deficient number, since it is larger than the sum of its proper divisors (11192941044188).

12311223232132 is a wasteful number, since it uses less digits than its factorization.

12311223232132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10951491 (or 10951489 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

Adding to 12311223232132 its reverse (23123232211321), we get a palindrome (35434455443453).

The spelling of 12311223232132 in words is "twelve trillion, three hundred eleven billion, two hundred twenty-three million, two hundred thirty-two thousand, one hundred thirty-two".