422202022220 has 24 divisors (see below), whose sum is σ = 967226451408. Its totient is φ = 153528008000.

The previous prime is 422202022211. The next prime is 422202022337. The reversal of 422202022220 is 22220202224.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 422202022192 and 422202022201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959549831 + ... + 959550270.

It is an arithmetic number, because the mean of its divisors is an integer number (40301102142).

Almost surely, 2^422202022220 is an apocalyptic number.

It is an amenable number.

422202022220 is an abundant number, since it is smaller than the sum of its proper divisors (545024429188).

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

422202022220 is a wasteful number, since it uses less digits than its factorization.

422202022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919100121 (or 1919100119 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 422202022220 its reverse (22220202224), we get a palindrome (444422224444).

The spelling of 422202022220 in words is "four hundred twenty-two billion, two hundred two million, twenty-two thousand, two hundred twenty".