22312101313 has 4 divisors (see below), whose sum is σ = 22856298948. Its totient is φ = 21767903680.

The previous prime is 22312101307. The next prime is 22312101323. The reversal of 22312101313 is 31310121322.

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 1096139664 + 21215961649 = 33108^2 + 145657^2 .

It is not a de Polignac number, because 22312101313 - 2¹³ = 22312093121 is a prime.

It is a super-3 number, since 3×22312101313³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22312101323) 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, 272098756 + ... + 272098837.

It is an arithmetic number, because the mean of its divisors is an integer number (5714074737).

Almost surely, 2^22312101313 is an apocalyptic number.

It is an amenable number.

22312101313 is a deficient number, since it is larger than the sum of its proper divisors (544197635).

22312101313 is an equidigital number, since it uses as much as digits as its factorization.

22312101313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544197634.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22312101313 its reverse (31310121322), we get a palindrome (53622222635).

The spelling of 22312101313 in words is "twenty-two billion, three hundred twelve million, one hundred one thousand, three hundred thirteen".