It is a zygodrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 1100000001100.
It is an unprimeable number.
Almost surely, 21100000001100 is an apocalyptic number.
1100000001100 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 1100000001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1699612745600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1100000001100 is a wasteful number, since it uses less digits than its factorization.
1100000001100 is an evil number, because the sum of its binary digits is even.
Adding to 1100000001100 its reverse (11000000011), we get a palindrome (1111000001111).
1100000001100 divided by its reverse (11000000011) gives a square (100 = 102).
The spelling of 1100000001100 in words is "one trillion, one hundred billion, one thousand, one hundred".