20022217583118 has 48 divisors (see below), whose sum is σ = 42295004841600. Its totient is φ = 6306980758672.

The previous prime is 20022217583111. The next prime is 20022217583149. The reversal of 20022217583118 is 81138571222002.

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 20022217583118.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022217583111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9579768 + ... + 11481131.

It is an arithmetic number, because the mean of its divisors is an integer number (881145934200).

Almost surely, 2^{20022217583118} is an apocalyptic number.

20022217583118 is an abundant number, since it is smaller than the sum of its proper divisors (22272787258482).

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

20022217583118 is a wasteful number, since it uses less digits than its factorization.

20022217583118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21061093 (or 21061010 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 20022217583118 in words is "twenty trillion, twenty-two billion, two hundred seventeen million, five hundred eighty-three thousand, one hundred eighteen".