23132320312 has 16 divisors (see below), whose sum is σ = 43375438800. Its totient is φ = 11565536640.

The previous prime is 23132320307. The next prime is 23132320327. The reversal of 23132320312 is 21302323132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104989 + ... + 239347.

It is an arithmetic number, because the mean of its divisors is an integer number (2710964925).

Almost surely, 2^23132320312 is an apocalyptic number.

It is an amenable number.

23132320312 is a deficient number, since it is larger than the sum of its proper divisors (20243118488).

23132320312 is a wasteful number, since it uses less digits than its factorization.

23132320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155886 (or 155882 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23132320312 its reverse (21302323132), we get a palindrome (44434643444).

The spelling of 23132320312 in words is "twenty-three billion, one hundred thirty-two million, three hundred twenty thousand, three hundred twelve".