23003132312 has 16 divisors (see below), whose sum is σ = 43278081840. Its totient is φ = 11462310496.

The previous prime is 23003132291. The next prime is 23003132351. The reversal of 23003132312 is 21323130032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4904468 + ... + 4909155.

It is an arithmetic number, because the mean of its divisors is an integer number (2704880115).

Almost surely, 2^23003132312 is an apocalyptic number.

It is an amenable number.

23003132312 is a deficient number, since it is larger than the sum of its proper divisors (20274949528).

23003132312 is a wasteful number, since it uses less digits than its factorization.

23003132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9813922 (or 9813918 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 23003132312 its reverse (21323130032), we get a palindrome (44326262344).

The spelling of 23003132312 in words is "twenty-three billion, three million, one hundred thirty-two thousand, three hundred twelve".