22312123122313 has 4 divisors (see below), whose sum is σ = 22786849146240. Its totient is φ = 21837397098388.

The previous prime is 22312123122293. The next prime is 22312123122481. The reversal of 22312123122313 is 31322132121322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22312123122313 is a prime.

It is a super-3 number, since 3×22312123122313³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22312123122713) 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, 237363011893 + ... + 237363011986.

It is an arithmetic number, because the mean of its divisors is an integer number (5696712286560).

Almost surely, 2^{22312123122313} is an apocalyptic number.

It is an amenable number.

22312123122313 is a deficient number, since it is larger than the sum of its proper divisors (474726023927).

22312123122313 is an equidigital number, since it uses as much as digits as its factorization.

22312123122313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474726023926.

The product of its digits is 5184, while the sum is 28.

Adding to 22312123122313 its reverse (31322132121322), we get a palindrome (53634255243635).

The spelling of 22312123122313 in words is "twenty-two trillion, three hundred twelve billion, one hundred twenty-three million, one hundred twenty-two thousand, three hundred thirteen".