123233133232 has 80 divisors (see below), whose sum is σ = 266977626624. Its totient is φ = 54632160000.

The previous prime is 123233133227. The next prime is 123233133259. The reversal of 123233133232 is 232331332321.

It is a self number, because there is not a number n which added to its sum of digits gives 123233133232.

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, 1139257 + ... + 1242727.

Almost surely, 2^123233133232 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 123233133232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133488813312).

123233133232 is an abundant number, since it is smaller than the sum of its proper divisors (143744493392).

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

123233133232 is a wasteful number, since it uses less digits than its factorization.

123233133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103658 (or 103652 counting only the distinct ones).

The product of its digits is 11664, while the sum is 28.

Adding to 123233133232 its reverse (232331332321), we get a palindrome (355564465553).

The spelling of 123233133232 in words is "one hundred twenty-three billion, two hundred thirty-three million, one hundred thirty-three thousand, two hundred thirty-two".