22240012313 has 2 divisors, whose sum is σ = 22240012314. Its totient is φ = 22240012312.

The previous prime is 22240012309. The next prime is 22240012321. The reversal of 22240012313 is 31321004222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22239160384 + 851929 = 149128^2 + 923^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240012313 - 2² = 22240012309 is a prime.

It is not a weakly prime, because it can be changed into another prime (22240012303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120006156 + 11120006157.

It is an arithmetic number, because the mean of its divisors is an integer number (11120006157).

Almost surely, 2^22240012313 is an apocalyptic number.

It is an amenable number.

22240012313 is a deficient number, since it is larger than the sum of its proper divisors (1).

22240012313 is an equidigital number, since it uses as much as digits as its factorization.

22240012313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22240012313 its reverse (31321004222), we get a palindrome (53561016535).

The spelling of 22240012313 in words is "twenty-two billion, two hundred forty million, twelve thousand, three hundred thirteen".