22311321297 has 8 divisors (see below), whose sum is σ = 29829488256. Its totient is φ = 14833684272.

The previous prime is 22311321269. The next prime is 22311321299. The reversal of 22311321297 is 79212311322.

It is a happy number.

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

It is not a de Polignac number, because 22311321297 - 2²⁷ = 22177103569 is a prime.

It is a super-3 number, since 3×22311321297³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22311321299) 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, 10131198 + ... + 10133399.

It is an arithmetic number, because the mean of its divisors is an integer number (3728686032).

Almost surely, 2^22311321297 is an apocalyptic number.

It is an amenable number.

22311321297 is a deficient number, since it is larger than the sum of its proper divisors (7518166959).

22311321297 is a wasteful number, since it uses less digits than its factorization.

22311321297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20264967.

The product of its digits is 9072, while the sum is 33.

The spelling of 22311321297 in words is "twenty-two billion, three hundred eleven million, three hundred twenty-one thousand, two hundred ninety-seven".