22401312313 has 4 divisors (see below), whose sum is σ = 22610670480. Its totient is φ = 22191954148.

The previous prime is 22401312289. The next prime is 22401312319. The reversal of 22401312313 is 31321310422.

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-22401312313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22401312319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104678923 + ... + 104679136.

It is an arithmetic number, because the mean of its divisors is an integer number (5652667620).

Almost surely, 2^22401312313 is an apocalyptic number.

It is an amenable number.

22401312313 is a deficient number, since it is larger than the sum of its proper divisors (209358167).

22401312313 is a wasteful number, since it uses less digits than its factorization.

22401312313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209358166.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22401312313 its reverse (31321310422), we get a palindrome (53722622735).

The spelling of 22401312313 in words is "twenty-two billion, four hundred one million, three hundred twelve thousand, three hundred thirteen".