Adding to 12100 its reverse (121), we get a palindrome (12221).
Multipling 12100 by its reverse (121), we get a square (1464100 = 12102).
12100 divided by its reverse (121) gives a square (100 = 102).
The square root of 12100 is 110.
12100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Duffinian number.
It is a plaindrome in base 13.
It is a nialpdrome in base 11.
It is a self number, because there is not a number n which added to its sum of digits gives 12100.
12100 is a Friedman number, since it can be written as (110+0)^2, using all its digits and the basic arithmetic operations.
212100 is an apocalyptic number.
12100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12100 is the 110-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12100
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100 is a wasteful number, since it uses less digits than its factorization.
12100 is an odious number, because the sum of its binary digits is odd.
The cubic root of 12100 is about 22.9577042467.
The spelling of 12100 in words is "twelve thousand, one hundred", and thus it is an iban number.