23133112012 has 24 divisors (see below), whose sum is σ = 40759283600. Its totient is φ = 11487799296.

The previous prime is 23133112003. The next prime is 23133112021. The reversal of 23133112012 is 21021133132.

It is an interprime number because it is at equal distance from previous prime (23133112003) and next prime (23133112021).

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, 453664 + ... + 502072.

Almost surely, 2^23133112012 is an apocalyptic number.

It is an amenable number.

23133112012 is a deficient number, since it is larger than the sum of its proper divisors (17626171588).

23133112012 is a wasteful number, since it uses less digits than its factorization.

23133112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49225 (or 49223 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23133112012 its reverse (21021133132), we get a palindrome (44154245144).

The spelling of 23133112012 in words is "twenty-three billion, one hundred thirty-three million, one hundred twelve thousand, twelve".