23122051312 has 10 divisors (see below), whose sum is σ = 44798974448. Its totient is φ = 11561025648.

The previous prime is 23122051283. The next prime is 23122051331. The reversal of 23122051312 is 21315022132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722564088 + ... + 722564119.

Almost surely, 2^23122051312 is an apocalyptic number.

It is an amenable number.

23122051312 is a deficient number, since it is larger than the sum of its proper divisors (21676923136).

23122051312 is a wasteful number, since it uses less digits than its factorization.

23122051312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445128215 (or 1445128209 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 23122051312 its reverse (21315022132), we get a palindrome (44437073444).

The spelling of 23122051312 in words is "twenty-three billion, one hundred twenty-two million, fifty-one thousand, three hundred twelve".