22303232197 has 2 divisors, whose sum is σ = 22303232198. Its totient is φ = 22303232196.

The previous prime is 22303232191. The next prime is 22303232209. The reversal of 22303232197 is 79123230322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19474481601 + 2828750596 = 139551^2 + 53186^2 .

It is a cyclic number.

It is not a de Polignac number, because 22303232197 - 2¹¹ = 22303230149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22303232191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11151616098 + 11151616099.

It is an arithmetic number, because the mean of its divisors is an integer number (11151616099).

Almost surely, 2^22303232197 is an apocalyptic number.

It is an amenable number.

22303232197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22303232197 is an equidigital number, since it uses as much as digits as its factorization.

22303232197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 22303232197 in words is "twenty-two billion, three hundred three million, two hundred thirty-two thousand, one hundred ninety-seven".