22332321013 has 4 divisors (see below), whose sum is σ = 22336831180. Its totient is φ = 22327810848.

The previous prime is 22332320987. The next prime is 22332321059. The reversal of 22332321013 is 31012323322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11821560529 + 10510760484 = 108727^2 + 102522^2 .

It is a cyclic number.

It is not a de Polignac number, because 22332321013 - 2³³ = 13742386421 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 (22332321313) 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, 2247648 + ... + 2257561.

It is an arithmetic number, because the mean of its divisors is an integer number (5584207795).

Almost surely, 2^22332321013 is an apocalyptic number.

It is an amenable number.

22332321013 is a deficient number, since it is larger than the sum of its proper divisors (4510167).

22332321013 is an equidigital number, since it uses as much as digits as its factorization.

22332321013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510166.

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

Adding to 22332321013 its reverse (31012323322), we get a palindrome (53344644335).

The spelling of 22332321013 in words is "twenty-two billion, three hundred thirty-two million, three hundred twenty-one thousand, thirteen".