22131323313 has 16 divisors (see below), whose sum is σ = 32509743552. Its totient is φ = 13280120000.

The previous prime is 22131323303. The next prime is 22131323321. The reversal of 22131323313 is 31332313122.

It is a cyclic number.

It is not a de Polignac number, because 22131323313 - 2¹⁰ = 22131322289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22131323303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3316698 + ... + 3323363.

It is an arithmetic number, because the mean of its divisors is an integer number (2031858972).

Almost surely, 2^22131323313 is an apocalyptic number.

It is an amenable number.

22131323313 is a deficient number, since it is larger than the sum of its proper divisors (10378420239).

22131323313 is a wasteful number, since it uses less digits than its factorization.

22131323313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640176.

The product of its digits is 1944, while the sum is 24.

Adding to 22131323313 its reverse (31332313122), we get a palindrome (53463636435).

The spelling of 22131323313 in words is "twenty-two billion, one hundred thirty-one million, three hundred twenty-three thousand, three hundred thirteen".