22402199993 has 2 divisors, whose sum is σ = 22402199994. Its totient is φ = 22402199992.

The previous prime is 22402199987. The next prime is 22402200011. The reversal of 22402199993 is 39999120422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22345167289 + 57032704 = 149483^2 + 7552^2 .

It is a cyclic number.

It is not a de Polignac number, because 22402199993 - 2⁴ = 22402199977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22402199933) 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, 11201099996 + 11201099997.

It is an arithmetic number, because the mean of its divisors is an integer number (11201099997).

Almost surely, 2^22402199993 is an apocalyptic number.

It is an amenable number.

22402199993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22402199993 is an equidigital number, since it uses as much as digits as its factorization.

22402199993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 629856, while the sum is 50.

The spelling of 22402199993 in words is "twenty-two billion, four hundred two million, one hundred ninety-nine thousand, nine hundred ninety-three".