Adding to 11320 its reverse (2311), we get a palindrome (13631).
Subtracting from 11320 its reverse (2311), we obtain a palindrome (9009).
It is a congruent number.
211320 is an apocalyptic number.
11320 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 pseudoperfect number, because it is the sum of a subset of its proper divisors.
11320 is a wasteful number, since it uses less digits than its factorization.
11320 is an evil number, because the sum of its binary digits is even.
The square root of 11320 is about 106.3954886262. The cubic root of 11320 is about 22.4534015015.
The spelling of 11320 in words is "eleven thousand, three hundred twenty", and thus it is an iban number.