22023121313 has 8 divisors (see below), whose sum is σ = 22301767488. Its totient is φ = 21744792144.

The previous prime is 22023121279. The next prime is 22023121321. The reversal of 22023121313 is 31312132022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22023121313 - 2¹⁶ = 22023055777 is a prime.

It is a super-2 number, since 2×22023121313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22023121213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62156 + ... + 218882.

It is an arithmetic number, because the mean of its divisors is an integer number (2787720936).

Almost surely, 2^22023121313 is an apocalyptic number.

It is an amenable number.

22023121313 is a deficient number, since it is larger than the sum of its proper divisors (278646175).

22023121313 is a wasteful number, since it uses less digits than its factorization.

22023121313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158503.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22023121313 its reverse (31312132022), we get a palindrome (53335253335).

The spelling of 22023121313 in words is "twenty-two billion, twenty-three million, one hundred twenty-one thousand, three hundred thirteen".