22113013313 has 12 divisors (see below), whose sum is σ = 23511667452. Its totient is φ = 20793312000.

The previous prime is 22113013309. The next prime is 22113013327. The reversal of 22113013313 is 31331031122.

It can be written as a sum of positive squares in 6 ways, for example, as 2000951824 + 20112061489 = 44732^2 + 141817^2 .

It is not a de Polignac number, because 22113013313 - 2² = 22113013309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22113013613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 288563 + ... + 357063.

It is an arithmetic number, because the mean of its divisors is an integer number (1959305621).

Almost surely, 2^22113013313 is an apocalyptic number.

It is an amenable number.

22113013313 is a deficient number, since it is larger than the sum of its proper divisors (1398654139).

22113013313 is a wasteful number, since it uses less digits than its factorization.

22113013313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69652 (or 69635 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 22113013313 its reverse (31331031122), we get a palindrome (53444044435).

The spelling of 22113013313 in words is "twenty-two billion, one hundred thirteen million, thirteen thousand, three hundred thirteen".