22301312312 has 8 divisors (see below), whose sum is σ = 41814960600. Its totient is φ = 11150656152.

The previous prime is 22301312311. The next prime is 22301312333. The reversal of 22301312312 is 21321310322.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1393832012 + ... + 1393832027.

It is an arithmetic number, because the mean of its divisors is an integer number (5226870075).

Almost surely, 2^22301312312 is an apocalyptic number.

It is an amenable number.

22301312312 is a deficient number, since it is larger than the sum of its proper divisors (19513648288).

22301312312 is a wasteful number, since it uses less digits than its factorization.

22301312312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787664045 (or 2787664041 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22301312312 its reverse (21321310322), we get a palindrome (43622622634).

The spelling of 22301312312 in words is "twenty-two billion, three hundred one million, three hundred twelve thousand, three hundred twelve".