23000121310312 has 32 divisors (see below), whose sum is σ = 43309278072000. Its totient is φ = 11451039957504.

The previous prime is 23000121310261. The next prime is 23000121310363. The reversal of 23000121310312 is 21301312100032.

It is an interprime number because it is at equal distance from previous prime (23000121310261) and next prime (23000121310363).

It is a self number, because there is not a number n which added to its sum of digits gives 23000121310312.

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, 620937 + ... + 6810712.

It is an arithmetic number, because the mean of its divisors is an integer number (1353414939750).

Almost surely, 2^{23000121310312} is an apocalyptic number.

It is an amenable number.

23000121310312 is a deficient number, since it is larger than the sum of its proper divisors (20309156761688).

23000121310312 is a wasteful number, since it uses less digits than its factorization.

23000121310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7433305 (or 7433301 counting only the distinct ones).

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

Adding to 23000121310312 its reverse (21301312100032), we get a palindrome (44301433410344).

The spelling of 23000121310312 in words is "twenty-three trillion, one hundred twenty-one million, three hundred ten thousand, three hundred twelve".