23321212312 has 16 divisors (see below), whose sum is σ = 43737360840. Its totient is φ = 11657916096.

The previous prime is 23321212267. The next prime is 23321212361. The reversal of 23321212312 is 21321212332.

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, 299173 + ... + 368980.

Almost surely, 2^23321212312 is an apocalyptic number.

It is an amenable number.

23321212312 is a deficient number, since it is larger than the sum of its proper divisors (20416148528).

23321212312 is a wasteful number, since it uses less digits than its factorization.

23321212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672522 (or 672518 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

Adding to 23321212312 its reverse (21321212332), we get a palindrome (44642424644).

The spelling of 23321212312 in words is "twenty-three billion, three hundred twenty-one million, two hundred twelve thousand, three hundred twelve".