It is a happy number.
211320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
2211320 is an apocalyptic number.
211320 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 211320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211320 is a wasteful number, since it uses less digits than its factorization.
211320 is an evil number, because the sum of its binary digits is even.
The square root of 211320 is about 459.6955514251. The cubic root of 211320 is about 59.5634988126.
Adding to 211320 its reverse (23112), we get a palindrome (234432).
The spelling of 211320 in words is "two hundred eleven thousand, three hundred twenty", and thus it is an iban number.