123332231311320 has 256 divisors, whose sum is σ = 394216112304000. Its totient is φ = 30760350253056.

The previous prime is 123332231311283. The next prime is 123332231311327. The reversal of 123332231311320 is 23113132233321.

123332231311320 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123332231311327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 365597286 + ... + 365934474.

Almost surely, 2^{123332231311320} is an apocalyptic number.

123332231311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123332231311320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197108056152000).

123332231311320 is an abundant number, since it is smaller than the sum of its proper divisors (270883880992680).

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

123332231311320 is a wasteful number, since it uses less digits than its factorization.

123332231311320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338342 (or 338338 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 123332231311320 its reverse (23113132233321), we get a palindrome (146445363544641).

The spelling of 123332231311320 in words is "one hundred twenty-three trillion, three hundred thirty-two billion, two hundred thirty-one million, three hundred eleven thousand, three hundred twenty".