20220506171112 has 64 divisors (see below), whose sum is σ = 54448012644480. Its totient is φ = 6220758396672.

The previous prime is 20220506171093. The next prime is 20220506171167. The reversal of 20220506171112 is 21117160502202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20220506171112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2794948 + ... + 6946419.

It is an arithmetic number, because the mean of its divisors is an integer number (850750197570).

Almost surely, 2^{20220506171112} is an apocalyptic number.

It is an amenable number.

20220506171112 is an abundant number, since it is smaller than the sum of its proper divisors (34227506473368).

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

20220506171112 is a wasteful number, since it uses less digits than its factorization.

20220506171112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9748042 (or 9748038 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

Adding to 20220506171112 its reverse (21117160502202), we get a palindrome (41337666673314).

The spelling of 20220506171112 in words is "twenty trillion, two hundred twenty billion, five hundred six million, one hundred seventy-one thousand, one hundred twelve".