123020332232 has 128 divisors (see below), whose sum is σ = 284439859200. Its totient is φ = 48708511488.

The previous prime is 123020332223. The next prime is 123020332247. The reversal of 123020332232 is 232233020321.

It is a junction number, because it is equal to n+sod(n) for n = 123020332198 and 123020332207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9410933 + ... + 9423995.

It is an arithmetic number, because the mean of its divisors is an integer number (2222186400).

Almost surely, 2^123020332232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123020332232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142219929600).

123020332232 is an abundant number, since it is smaller than the sum of its proper divisors (161419526968).

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

123020332232 is a wasteful number, since it uses less digits than its factorization.

123020332232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13315 (or 13311 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 123020332232 its reverse (232233020321), we get a palindrome (355253352553).

The spelling of 123020332232 in words is "one hundred twenty-three billion, twenty million, three hundred thirty-two thousand, two hundred thirty-two".