111222221100200 has 96 divisors (see below), whose sum is σ = 302406198663360. Its totient is φ = 37246511232000.

The previous prime is 111222221100173. The next prime is 111222221100209. The reversal of 111222221100200 is 2001122222111.

It is not an unprimeable number, because it can be changed into a prime (111222221100209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 923712401 + ... + 923832800.

It is an arithmetic number, because the mean of its divisors is an integer number (3150064569410).

Almost surely, 2^{111222221100200} is an apocalyptic number.

111222221100200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111222221100200 is an abundant number, since it is smaller than the sum of its proper divisors (191183977563160).

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

111222221100200 is a wasteful number, since it uses less digits than its factorization.

111222221100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847545267 (or 1847545258 counting only the distinct ones).

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

Adding to 111222221100200 its reverse (2001122222111), we get a palindrome (113223343322311).

The spelling of 111222221100200 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred thousand, two hundred".