11101112120200 has 96 divisors (see below), whose sum is σ = 26834222187360. Its totient is φ = 4267482278400.

The previous prime is 11101112120179. The next prime is 11101112120251. The reversal of 11101112120200 is 202121110111.

It is a happy number.

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, 9553542 + ... + 10652341.

It is an arithmetic number, because the mean of its divisors is an integer number (279523147785).

Almost surely, 2^{11101112120200} is an apocalyptic number.

11101112120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101112120200 is an abundant number, since it is smaller than the sum of its proper divisors (15733110067160).

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

11101112120200 is a wasteful number, since it uses less digits than its factorization.

11101112120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20206007 (or 20205998 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11101112120200 its reverse (202121110111), we get a palindrome (11303233230311).

The spelling of 11101112120200 in words is "eleven trillion, one hundred one billion, one hundred twelve million, one hundred twenty thousand, two hundred".