It is an unprimeable number.
Almost surely, 2111001100101100 is an apocalyptic number.
111001100101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 111001100101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131756286224640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111001100101100 is a wasteful number, since it uses less digits than its factorization.
111001100101100 is an odious number, because the sum of its binary digits is odd.
Adding to 111001100101100 its reverse (1101001100111), we get a palindrome (112102101201211).
The spelling of 111001100101100 in words is "one hundred eleven trillion, one billion, one hundred million, one hundred one thousand, one hundred".