22122304313 has 4 divisors (see below), whose sum is σ = 22370869620. Its totient is φ = 21873739008.

The previous prime is 22122304297. The next prime is 22122304319. The reversal of 22122304313 is 31340322122.

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 5695268089 + 16427036224 = 75467^2 + 128168^2 .

It is a cyclic number.

It is not a de Polignac number, because 22122304313 - 2⁴ = 22122304297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22122304319) 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, 124282520 + ... + 124282697.

It is an arithmetic number, because the mean of its divisors is an integer number (5592717405).

Almost surely, 2^22122304313 is an apocalyptic number.

It is an amenable number.

22122304313 is a deficient number, since it is larger than the sum of its proper divisors (248565307).

22122304313 is an equidigital number, since it uses as much as digits as its factorization.

22122304313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248565306.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22122304313 its reverse (31340322122), we get a palindrome (53462626435).

The spelling of 22122304313 in words is "twenty-two billion, one hundred twenty-two million, three hundred four thousand, three hundred thirteen".