422253343352209 has 2 divisors, whose sum is σ = 422253343352210. Its totient is φ = 422253343352208.

The previous prime is 422253343352201. The next prime is 422253343352273. The reversal of 422253343352209 is 902253343352224.

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., 401879602894225 + 20373740457984 = 20046935^2 + 4513728^2 .

It is a cyclic number.

It is not a de Polignac number, because 422253343352209 - 2³ = 422253343352201 is a prime.

It is not a weakly prime, because it can be changed into another prime (422253343352201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211126671676104 + 211126671676105.

It is an arithmetic number, because the mean of its divisors is an integer number (211126671676105).

Almost surely, 2^{422253343352209} is an apocalyptic number.

It is an amenable number.

422253343352209 is a deficient number, since it is larger than the sum of its proper divisors (1).

422253343352209 is an equidigital number, since it uses as much as digits as its factorization.

422253343352209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 49.

The spelling of 422253343352209 in words is "four hundred twenty-two trillion, two hundred fifty-three billion, three hundred forty-three million, three hundred fifty-two thousand, two hundred nine".