220221202200 has 48 divisors (see below), whose sum is σ = 682685728680. Its totient is φ = 58725653760.

The previous prime is 220221202189. The next prime is 220221202249. The reversal of 220221202200 is 2202122022.

220221202200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 220221202200.

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 11 ways as a sum of consecutive naturals, for example, 183517069 + ... + 183518268.

Almost surely, 2^220221202200 is an apocalyptic number.

220221202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220221202200 is an abundant number, since it is smaller than the sum of its proper divisors (462464526480).

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

220221202200 is a wasteful number, since it uses less digits than its factorization.

220221202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367035356 (or 367035347 counting only the distinct ones).

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

Adding to 220221202200 its reverse (2202122022), we get a palindrome (222423324222).

The spelling of 220221202200 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred two thousand, two hundred".