422202222020 has 96 divisors (see below), whose sum is σ = 943748064000. Its totient is φ = 158203584000.

The previous prime is 422202221983. The next prime is 422202222037. The reversal of 422202222020 is 20222202224.

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 = 422202221983 and 422202222001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31503281 + ... + 31516679.

It is an arithmetic number, because the mean of its divisors is an integer number (9830709000).

Almost surely, 2^422202222020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422202222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471874032000).

422202222020 is an abundant number, since it is smaller than the sum of its proper divisors (521545841980).

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

422202222020 is a wasteful number, since it uses less digits than its factorization.

422202222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14349 (or 14347 counting only the distinct ones).

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

Adding to 422202222020 its reverse (20222202224), we get a palindrome (442424424244).

The spelling of 422202222020 in words is "four hundred twenty-two billion, two hundred two million, two hundred twenty-two thousand, twenty".