22316312401 has 2 divisors, whose sum is σ = 22316312402. Its totient is φ = 22316312400.

The previous prime is 22316312329. The next prime is 22316312413. The reversal of 22316312401 is 10421361322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20142421776 + 2173890625 = 141924^2 + 46625^2 .

It is a cyclic number.

It is not a de Polignac number, because 22316312401 - 2²³ = 22307923793 is a prime.

It is a super-3 number, since 3×22316312401³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22316315401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11158156200 + 11158156201.

It is an arithmetic number, because the mean of its divisors is an integer number (11158156201).

Almost surely, 2^22316312401 is an apocalyptic number.

It is an amenable number.

22316312401 is a deficient number, since it is larger than the sum of its proper divisors (1).

22316312401 is an equidigital number, since it uses as much as digits as its factorization.

22316312401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 22316312401 its reverse (10421361322), we get a palindrome (32737673723).

The spelling of 22316312401 in words is "twenty-two billion, three hundred sixteen million, three hundred twelve thousand, four hundred one".