22244332393 has 2 divisors, whose sum is σ = 22244332394. Its totient is φ = 22244332392.

The previous prime is 22244332381. The next prime is 22244332457. The reversal of 22244332393 is 39323344222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17613802089 + 4630530304 = 132717^2 + 68048^2 .

It is a cyclic number.

It is not a de Polignac number, because 22244332393 - 2²⁹ = 21707461481 is a prime.

It is a super-2 number, since 2×22244332393² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22244333393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122166196 + 11122166197.

It is an arithmetic number, because the mean of its divisors is an integer number (11122166197).

Almost surely, 2^22244332393 is an apocalyptic number.

It is an amenable number.

22244332393 is a deficient number, since it is larger than the sum of its proper divisors (1).

22244332393 is an equidigital number, since it uses as much as digits as its factorization.

22244332393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 37.

The spelling of 22244332393 in words is "twenty-two billion, two hundred forty-four million, three hundred thirty-two thousand, three hundred ninety-three".