220017000020 has 24 divisors (see below), whose sum is σ = 463792500864. Its totient is φ = 87672171296.

The previous prime is 220017000019. The next prime is 220017000067. The reversal of 220017000020 is 20000710022.

220017000020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220016999959 and 220017000004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20908904 + ... + 20919423.

It is an arithmetic number, because the mean of its divisors is an integer number (19324687536).

Almost surely, 2^220017000020 is an apocalyptic number.

220017000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220017000020 is an abundant number, since it is smaller than the sum of its proper divisors (243775500844).

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

220017000020 is a wasteful number, since it uses less digits than its factorization.

220017000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41828599 (or 41828597 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 14.

Adding to 220017000020 its reverse (20000710022), we get a palindrome (240017710042).

The spelling of 220017000020 in words is "two hundred twenty billion, seventeen million, twenty", and thus it is an aban number.