221301112200 has 96 divisors (see below), whose sum is σ = 784038240960. Its totient is φ = 50583110400.

The previous prime is 221301112189. The next prime is 221301112243. The reversal of 221301112200 is 2211103122.

221301112200 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 221301112200.

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 23 ways as a sum of consecutive naturals, for example, 26341171 + ... + 26349570.

It is an arithmetic number, because the mean of its divisors is an integer number (8167065010).

Almost surely, 2^221301112200 is an apocalyptic number.

221301112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221301112200 is an abundant number, since it is smaller than the sum of its proper divisors (562737128760).

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

221301112200 is a wasteful number, since it uses less digits than its factorization.

221301112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52690767 (or 52690758 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 221301112200 its reverse (2211103122), we get a palindrome (223512215322).

The spelling of 221301112200 in words is "two hundred twenty-one billion, three hundred one million, one hundred twelve thousand, two hundred".