123320232132 has 24 divisors (see below), whose sum is σ = 288172260096. Its totient is φ = 41046022368.

The previous prime is 123320232109. The next prime is 123320232137. The reversal of 123320232132 is 231232023321.

It is not an unprimeable number, because it can be changed into a prime (123320232137) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7581748 + ... + 7597995.

It is an arithmetic number, because the mean of its divisors is an integer number (12007177504).

Almost surely, 2^123320232132 is an apocalyptic number.

123320232132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123320232132 is an abundant number, since it is smaller than the sum of its proper divisors (164852027964).

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

123320232132 is a wasteful number, since it uses less digits than its factorization.

123320232132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15180427 (or 15180425 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 123320232132 its reverse (231232023321), we get a palindrome (354552255453).

The spelling of 123320232132 in words is "one hundred twenty-three billion, three hundred twenty million, two hundred thirty-two thousand, one hundred thirty-two".