11112100120100 has 36 divisors (see below), whose sum is σ = 27558008299584. Its totient is φ = 3809862898080.

The previous prime is 11112100120087. The next prime is 11112100120103. The reversal of 11112100120100 is 102100121111.

It is not an unprimeable number, because it can be changed into a prime (11112100120103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7937213672 + ... + 7937215071.

It is an arithmetic number, because the mean of its divisors is an integer number (765500230544).

Almost surely, 2^{11112100120100} is an apocalyptic number.

11112100120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112100120100 is an abundant number, since it is smaller than the sum of its proper divisors (16445908179484).

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

11112100120100 is a wasteful number, since it uses less digits than its factorization.

11112100120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15874428764 (or 15874428757 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11112100120100 its reverse (102100121111), we get a palindrome (11214200241211).

The spelling of 11112100120100 in words is "eleven trillion, one hundred twelve billion, one hundred million, one hundred twenty thousand, one hundred".