422201232120 has 128 divisors (see below), whose sum is σ = 1334053267200. Its totient is φ = 106598467584.

The previous prime is 422201232097. The next prime is 422201232151. The reversal of 422201232120 is 21232102224.

It is a super-2 number, since 2×422201232120² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 3874704 + ... + 3982176.

It is an arithmetic number, because the mean of its divisors is an integer number (10422291150).

Almost surely, 2^422201232120 is an apocalyptic number.

422201232120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422201232120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667026633600).

422201232120 is an abundant number, since it is smaller than the sum of its proper divisors (911852035080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422201232120 is a wasteful number, since it uses less digits than its factorization.

422201232120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109229 (or 109225 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 422201232120 its reverse (21232102224), we get a palindrome (443433334344).

The spelling of 422201232120 in words is "four hundred twenty-two billion, two hundred one million, two hundred thirty-two thousand, one hundred twenty".