220200021212200 has 24 divisors (see below), whose sum is σ = 511965049318830. Its totient is φ = 88080008484800.

The previous prime is 220200021212177. The next prime is 220200021212251. The reversal of 220200021212200 is 2212120002022.

It can be written as a sum of positive squares in 3 ways, for example, as 212221554366276 + 7978466845924 = 14567826^2 + 2824618^2 .

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 5 ways as a sum of consecutive naturals, for example, 550500052831 + ... + 550500053230.

Almost surely, 2^{220200021212200} is an apocalyptic number.

220200021212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220200021212200 is an abundant number, since it is smaller than the sum of its proper divisors (291765028106630).

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

220200021212200 is a wasteful number, since it uses less digits than its factorization.

220200021212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101000106077 (or 1101000106068 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220200021212200 its reverse (2212120002022), we get a palindrome (222412141214222).

The spelling of 220200021212200 in words is "two hundred twenty trillion, two hundred billion, twenty-one million, two hundred twelve thousand, two hundred".