12332032231 has 4 divisors (see below), whose sum is σ = 12334000032. Its totient is φ = 12330064432.

The previous prime is 12332032217. The next prime is 12332032247. The reversal of 12332032231 is 13223023321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12332032231 - 2¹⁹ = 12331507943 is a prime.

It is a super-2 number, since 2×12332032231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12332038231) 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, 974470 + ... + 987043.

It is an arithmetic number, because the mean of its divisors is an integer number (3083500008).

Almost surely, 2^12332032231 is an apocalyptic number.

12332032231 is a deficient number, since it is larger than the sum of its proper divisors (1967801).

12332032231 is an equidigital number, since it uses as much as digits as its factorization.

12332032231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967800.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12332032231 its reverse (13223023321), we get a palindrome (25555055552).

It can be divided in two parts, 123320 and 32231, that added together give a palindrome (155551).

The spelling of 12332032231 in words is "twelve billion, three hundred thirty-two million, thirty-two thousand, two hundred thirty-one".