422242343242229 has 2 divisors, whose sum is σ = 422242343242230. Its totient is φ = 422242343242228.

The previous prime is 422242343242189. The next prime is 422242343242271. The reversal of 422242343242229 is 922242343242224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 419299420147204 + 2942923095025 = 20476802^2 + 1715495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422242343242229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422242343247229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211121171621114 + 211121171621115.

It is an arithmetic number, because the mean of its divisors is an integer number (211121171621115).

Almost surely, 2^{422242343242229} is an apocalyptic number.

It is an amenable number.

422242343242229 is a deficient number, since it is larger than the sum of its proper divisors (1).

422242343242229 is an equidigital number, since it uses as much as digits as its factorization.

422242343242229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5308416, while the sum is 47.

The spelling of 422242343242229 in words is "four hundred twenty-two trillion, two hundred forty-two billion, three hundred forty-three million, two hundred forty-two thousand, two hundred twenty-nine".