Adding to 23100 its reverse (132), we get a palindrome (23232).
23100 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a congruent number.
It is an unprimeable number.
223100 is an apocalyptic number.
23100 is a gapful number since it is divisible by the number (20) 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 23100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23100 is a wasteful number, since it uses less digits than its factorization.
23100 is an evil number, because the sum of its binary digits is even.
The square root of 23100 is about 151.9868415357. The cubic root of 23100 is about 28.4798256733.
The spelling of 23100 in words is "twenty-three thousand, one hundred", and thus it is an iban number.