23323023012221 has 4 divisors (see below), whose sum is σ = 24550550539200. Its totient is φ = 22095495485244.

The previous prime is 23323023012187. The next prime is 23323023012229. The reversal of 23323023012221 is 12221032032332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23323023012221 - 2³⁰ = 23321949270397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323023012229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613763763461 + ... + 613763763498.

It is an arithmetic number, because the mean of its divisors is an integer number (6137637634800).

Almost surely, 2^{23323023012221} is an apocalyptic number.

It is an amenable number.

23323023012221 is a deficient number, since it is larger than the sum of its proper divisors (1227527526979).

23323023012221 is a wasteful number, since it uses less digits than its factorization.

23323023012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227527526978.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 23323023012221 its reverse (12221032032332), we get a palindrome (35544055044553).

The spelling of 23323023012221 in words is "twenty-three trillion, three hundred twenty-three billion, twenty-three million, twelve thousand, two hundred twenty-one".