221101222110200 has 48 divisors (see below), whose sum is σ = 517214085908280. Its totient is φ = 87897909144960.

The previous prime is 221101222110199. The next prime is 221101222110227. The reversal of 221101222110200 is 2011222101122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3391090439 + ... + 3391155638.

Almost surely, 2^{221101222110200} is an apocalyptic number.

221101222110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221101222110200 is an abundant number, since it is smaller than the sum of its proper divisors (296112863798080).

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

221101222110200 is a wasteful number, since it uses less digits than its factorization.

221101222110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6782246256 (or 6782246247 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221101222110200 its reverse (2011222101122), we get a palindrome (223112444211322).

The spelling of 221101222110200 in words is "two hundred twenty-one trillion, one hundred one billion, two hundred twenty-two million, one hundred ten thousand, two hundred".