12232021232 has 10 divisors (see below), whose sum is σ = 23699541168. Its totient is φ = 6116010608.

The previous prime is 12232021231. The next prime is 12232021247. The reversal of 12232021232 is 23212023221.

It is a happy number.

12232021232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12232021231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382250648 + ... + 382250679.

Almost surely, 2^12232021232 is an apocalyptic number.

It is an amenable number.

12232021232 is a deficient number, since it is larger than the sum of its proper divisors (11467519936).

12232021232 is an equidigital number, since it uses as much as digits as its factorization.

12232021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764501335 (or 764501329 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12232021232 its reverse (23212023221), we get a palindrome (35444044453).

The spelling of 12232021232 in words is "twelve billion, two hundred thirty-two million, twenty-one thousand, two hundred thirty-two".