111102211220200 has 48 divisors (see below), whose sum is σ = 258313432378860. Its totient is φ = 44440748352000.

The previous prime is 111102211220183. The next prime is 111102211220227. The reversal of 111102211220200 is 2022112201111.

It can be written as a sum of positive squares in 6 ways, for example, as 60182312691076 + 50919898529124 = 7757726^2 + 7135818^2 .

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, 87457570 + ... + 88718830.

Almost surely, 2^{111102211220200} is an apocalyptic number.

111102211220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102211220200 is an abundant number, since it is smaller than the sum of its proper divisors (147211221158660).

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

111102211220200 is a wasteful number, since it uses less digits than its factorization.

111102211220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701718 (or 1701709 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111102211220200 its reverse (2022112201111), we get a palindrome (113124323421311).

The spelling of 111102211220200 in words is "one hundred eleven trillion, one hundred two billion, two hundred eleven million, two hundred twenty thousand, two hundred".