22301312313 has 32 divisors (see below), whose sum is σ = 34389216000. Its totient is φ = 12592152576.

The previous prime is 22301312311. The next prime is 22301312333. The reversal of 22301312313 is 31321310322.

It is not a de Polignac number, because 22301312313 - 2¹ = 22301312311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 22301312313.

It is not an unprimeable number, because it can be changed into a prime (22301312311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 585433 + ... + 622361.

It is an arithmetic number, because the mean of its divisors is an integer number (1074663000).

Almost surely, 2^22301312313 is an apocalyptic number.

It is an amenable number.

22301312313 is a deficient number, since it is larger than the sum of its proper divisors (12087903687).

22301312313 is a wasteful number, since it uses less digits than its factorization.

22301312313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37281.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22301312313 its reverse (31321310322), we get a palindrome (53622622635).

The spelling of 22301312313 in words is "twenty-two billion, three hundred one million, three hundred twelve thousand, three hundred thirteen".