12320132232 has 64 divisors (see below), whose sum is σ = 30981674880. Its totient is φ = 4082591232.

The previous prime is 12320132221. The next prime is 12320132243. The reversal of 12320132232 is 23223102321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12320132221) and next prime (12320132243).

It is a junction number, because it is equal to n+sod(n) for n = 12320132199 and 12320132208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4600878 + ... + 4603554.

It is an arithmetic number, because the mean of its divisors is an integer number (484088670).

Almost surely, 2^12320132232 is an apocalyptic number.

12320132232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12320132232 is an abundant number, since it is smaller than the sum of its proper divisors (18661542648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12320132232 is a wasteful number, since it uses less digits than its factorization.

12320132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3742 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12320132232 its reverse (23223102321), we get a palindrome (35543234553).

The spelling of 12320132232 in words is "twelve billion, three hundred twenty million, one hundred thirty-two thousand, two hundred thirty-two".