22310031312001 has 4 divisors (see below), whose sum is σ = 22310043303172. Its totient is φ = 22310019320832.

The previous prime is 22310031311963. The next prime is 22310031312059. The reversal of 22310031312001 is 10021313001322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 13256407674225 + 9053623637776 = 3640935^2 + 3008924^2 .

It is a cyclic number.

It is not a de Polignac number, because 22310031312001 - 2²³ = 22310022923393 is a prime.

It is a super-3 number, since 3×22310031312001³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22310031312001.

It is not an unprimeable number, because it can be changed into a prime (22310031310001) 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, 2541456 + ... + 7146961.

It is an arithmetic number, because the mean of its divisors is an integer number (5577510825793).

Almost surely, 2^{22310031312001} is an apocalyptic number.

It is an amenable number.

22310031312001 is a deficient number, since it is larger than the sum of its proper divisors (11991171).

22310031312001 is an equidigital number, since it uses as much as digits as its factorization.

22310031312001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11991170.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22310031312001 its reverse (10021313001322), we get a palindrome (32331344313323).

The spelling of 22310031312001 in words is "twenty-two trillion, three hundred ten billion, thirty-one million, three hundred twelve thousand, one".