2023321112511 has 32 divisors (see below), whose sum is σ = 2843540513280. Its totient is φ = 1276181827200.

The previous prime is 2023321112503. The next prime is 2023321112521. The reversal of 2023321112511 is 1152111233202.

It is not a de Polignac number, because 2023321112511 - 2³ = 2023321112503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023321112521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209427021 + ... + 209436681.

It is an arithmetic number, because the mean of its divisors is an integer number (88860641040).

Almost surely, 2^{2023321112511} is an apocalyptic number.

2023321112511 is a deficient number, since it is larger than the sum of its proper divisors (820219400769).

2023321112511 is a wasteful number, since it uses less digits than its factorization.

2023321112511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14207.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 2023321112511 its reverse (1152111233202), we get a palindrome (3175432345713).

The spelling of 2023321112511 in words is "two trillion, twenty-three billion, three hundred twenty-one million, one hundred twelve thousand, five hundred eleven".