422442330113221 has 32 divisors (see below), whose sum is σ = 465219025689600. Its totient is φ = 380398831438080.

The previous prime is 422442330113183. The next prime is 422442330113231. The reversal of 422442330113221 is 122311033244224.

It is a de Polignac number, because none of the positive numbers 2^k-422442330113221 is a prime.

It is a super-2 number, since 2×422442330113221² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422442330113231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14053756890 + ... + 14053786948.

It is an arithmetic number, because the mean of its divisors is an integer number (14538094552800).

Almost surely, 2^{422442330113221} is an apocalyptic number.

It is an amenable number.

422442330113221 is a deficient number, since it is larger than the sum of its proper divisors (42776695576379).

422442330113221 is a wasteful number, since it uses less digits than its factorization.

422442330113221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36969.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 422442330113221 its reverse (122311033244224), we get a palindrome (544753363357445).

The spelling of 422442330113221 in words is "four hundred twenty-two trillion, four hundred forty-two billion, three hundred thirty million, one hundred thirteen thousand, two hundred twenty-one".