123321113032 has 48 divisors (see below), whose sum is σ = 250527014640. Its totient is φ = 56884471488.

The previous prime is 123321113021. The next prime is 123321113053. The reversal of 123321113032 is 230311123321.

It is a junction number, because it is equal to n+sod(n) for n = 123321112994 and 123321113012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2390503 + ... + 2441545.

It is an arithmetic number, because the mean of its divisors is an integer number (5219312805).

Almost surely, 2^123321113032 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 123321113032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125263507320).

123321113032 is an abundant number, since it is smaller than the sum of its proper divisors (127205901608).

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

123321113032 is a wasteful number, since it uses less digits than its factorization.

123321113032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52862 (or 52845 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 123321113032 its reverse (230311123321), we get a palindrome (353632236353).

The spelling of 123321113032 in words is "one hundred twenty-three billion, three hundred twenty-one million, one hundred thirteen thousand, thirty-two".