22343436197 has 2 divisors, whose sum is σ = 22343436198. Its totient is φ = 22343436196.

The previous prime is 22343436187. The next prime is 22343436223. The reversal of 22343436197 is 79163434322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18999589921 + 3343846276 = 137839^2 + 57826^2 .

It is a cyclic number.

It is not a de Polignac number, because 22343436197 - 2⁸ = 22343435941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22343436187) 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, 11171718098 + 11171718099.

It is an arithmetic number, because the mean of its divisors is an integer number (11171718099).

Almost surely, 2^22343436197 is an apocalyptic number.

It is an amenable number.

22343436197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22343436197 is an equidigital number, since it uses as much as digits as its factorization.

22343436197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 44.

The spelling of 22343436197 in words is "twenty-two billion, three hundred forty-three million, four hundred thirty-six thousand, one hundred ninety-seven".