220221220200 has 96 divisors (see below), whose sum is σ = 682895979360. Its totient is φ = 58707577600.

The previous prime is 220221220171. The next prime is 220221220211. The reversal of 220221220200 is 2022122022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 220221220200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1953370 + ... + 2063030.

It is an arithmetic number, because the mean of its divisors is an integer number (7113499785).

Almost surely, 2^220221220200 is an apocalyptic number.

220221220200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220221220200 is an abundant number, since it is smaller than the sum of its proper divisors (462674759160).

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

220221220200 is a wasteful number, since it uses less digits than its factorization.

220221220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113027 (or 113018 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 220221220200 its reverse (2022122022), we get a palindrome (222243342222).

The spelling of 220221220200 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred twenty thousand, two hundred".