422012212201 has 2 divisors, whose sum is σ = 422012212202. Its totient is φ = 422012212200.

The previous prime is 422012212169. The next prime is 422012212247. The reversal of 422012212201 is 102212210224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 330234115600 + 91778096601 = 574660^2 + 302949^2 .

It is a cyclic number.

It is not a de Polignac number, because 422012212201 - 2⁵ = 422012212169 is a prime.

It is not a weakly prime, because it can be changed into another prime (422012212291) 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, 211006106100 + 211006106101.

It is an arithmetic number, because the mean of its divisors is an integer number (211006106101).

Almost surely, 2^422012212201 is an apocalyptic number.

It is an amenable number.

422012212201 is a deficient number, since it is larger than the sum of its proper divisors (1).

422012212201 is an equidigital number, since it uses as much as digits as its factorization.

422012212201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 422012212201 its reverse (102212210224), we get a palindrome (524224422425).

The spelling of 422012212201 in words is "four hundred twenty-two billion, twelve million, two hundred twelve thousand, two hundred one".