422202442220 has 48 divisors (see below), whose sum is σ = 985627953408. Its totient is φ = 150861415680.

The previous prime is 422202442213. The next prime is 422202442237. The reversal of 422202442220 is 22244202224.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 422202442220.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26183159 + ... + 26199278.

It is an arithmetic number, because the mean of its divisors is an integer number (20533915696).

Almost surely, 2^422202442220 is an apocalyptic number.

It is an amenable number.

422202442220 is an abundant number, since it is smaller than the sum of its proper divisors (563425511188).

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

422202442220 is a wasteful number, since it uses less digits than its factorization.

422202442220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52382490 (or 52382488 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 422202442220 its reverse (22244202224), we get a palindrome (444446644444).

The spelling of 422202442220 in words is "four hundred twenty-two billion, two hundred two million, four hundred forty-two thousand, two hundred twenty".