22224107993 has 2 divisors, whose sum is σ = 22224107994. Its totient is φ = 22224107992.

The previous prime is 22224107977. The next prime is 22224107999. The reversal of 22224107993 is 39970142222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22018701769 + 205406224 = 148387^2 + 14332^2 .

It is a cyclic number.

It is not a de Polignac number, because 22224107993 - 2⁴ = 22224107977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22224107993.

It is not a weakly prime, because it can be changed into another prime (22224107999) 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 as a sum of consecutive naturals, namely, 11112053996 + 11112053997.

It is an arithmetic number, because the mean of its divisors is an integer number (11112053997).

Almost surely, 2^22224107993 is an apocalyptic number.

It is an amenable number.

22224107993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22224107993 is an equidigital number, since it uses as much as digits as its factorization.

22224107993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 22224107993 in words is "twenty-two billion, two hundred twenty-four million, one hundred seven thousand, nine hundred ninety-three".