22304316197 has 2 divisors, whose sum is σ = 22304316198. Its totient is φ = 22304316196.

The previous prime is 22304316191. The next prime is 22304316227. The reversal of 22304316197 is 79161340322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13717328641 + 8586987556 = 117121^2 + 92666^2 .

It is a cyclic number.

It is not a de Polignac number, because 22304316197 - 2¹⁸ = 22304054053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22304316197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22304316191) 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, 11152158098 + 11152158099.

It is an arithmetic number, because the mean of its divisors is an integer number (11152158099).

Almost surely, 2^22304316197 is an apocalyptic number.

It is an amenable number.

22304316197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22304316197 is an equidigital number, since it uses as much as digits as its factorization.

22304316197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 22304316197 in words is "twenty-two billion, three hundred four million, three hundred sixteen thousand, one hundred ninety-seven".