20020000122 has 64 divisors (see below), whose sum is σ = 47127225600. Its totient is φ = 6277939200.

The previous prime is 20020000111. The next prime is 20020000151. The reversal of 20020000122 is 22100002002.

It is a Harshad number since it is a multiple of its sum of digits (9).

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, 3052747 + ... + 3059297.

It is an arithmetic number, because the mean of its divisors is an integer number (736362900).

Almost surely, 2^20020000122 is an apocalyptic number.

20020000122 is an abundant number, since it is smaller than the sum of its proper divisors (27107225478).

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

20020000122 is a wasteful number, since it uses less digits than its factorization.

20020000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9908 (or 9902 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20020000122 its reverse (22100002002), we get a palindrome (42120002124).

The spelling of 20020000122 in words is "twenty billion, twenty million, one hundred twenty-two", and thus it is an aban number.