221110110200 has 96 divisors (see below), whose sum is σ = 606473564160. Its totient is φ = 73363708800.

The previous prime is 221110110181. The next prime is 221110110251. The reversal of 221110110200 is 2011011122.

221110110200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221110110200² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2503952 + ... + 2590751.

It is an arithmetic number, because the mean of its divisors is an integer number (6317432960).

Almost surely, 2^221110110200 is an apocalyptic number.

221110110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221110110200 is an abundant number, since it is smaller than the sum of its proper divisors (385363453960).

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

221110110200 is a wasteful number, since it uses less digits than its factorization.

221110110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094757 (or 5094748 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 221110110200 its reverse (2011011122), we get a palindrome (223121121322).

The spelling of 221110110200 in words is "two hundred twenty-one billion, one hundred ten million, one hundred ten thousand, two hundred".