23133132232 has 32 divisors (see below), whose sum is σ = 51170065920. Its totient is φ = 9594385920.

The previous prime is 23133132221. The next prime is 23133132247. The reversal of 23133132232 is 23223133132.

It is a junction number, because it is equal to n+sod(n) for n = 23133132197 and 23133132206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6661033 + ... + 6664504.

It is an arithmetic number, because the mean of its divisors is an integer number (1599064560).

Almost surely, 2^23133132232 is an apocalyptic number.

It is an amenable number.

23133132232 is an abundant number, since it is smaller than the sum of its proper divisors (28036933688).

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

23133132232 is a wasteful number, since it uses less digits than its factorization.

23133132232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13325581 (or 13325577 counting only the distinct ones).

The product of its digits is 3888, while the sum is 25.

Adding to 23133132232 its reverse (23223133132), we get a palindrome (46356265364).

The spelling of 23133132232 in words is "twenty-three billion, one hundred thirty-three million, one hundred thirty-two thousand, two hundred thirty-two".