23332212013 has 4 divisors (see below), whose sum is σ = 25453322208. Its totient is φ = 21211101820.

The previous prime is 23332212011. The next prime is 23332212047. The reversal of 23332212013 is 31021223332.

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 23332212013 - 2¹ = 23332212011 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23332212011) 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, 1060555081 + ... + 1060555102.

It is an arithmetic number, because the mean of its divisors is an integer number (6363330552).

Almost surely, 2^23332212013 is an apocalyptic number.

It is an amenable number.

23332212013 is a deficient number, since it is larger than the sum of its proper divisors (2121110195).

23332212013 is a wasteful number, since it uses less digits than its factorization.

23332212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121110194.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23332212013 its reverse (31021223332), we get a palindrome (54353435345).

The spelling of 23332212013 in words is "twenty-three billion, three hundred thirty-two million, two hundred twelve thousand, thirteen".