203220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a nialpdrome in base 12.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 203220.
203220 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2203220 is an apocalyptic number.
203220 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 pseudoperfect number, because it is the sum of a subset of its proper divisors.
203220 is a wasteful number, since it uses less digits than its factorization.
203220 is an odious number, because the sum of its binary digits is odd.
The square root of 203220 is about 450.7992901503. The cubic root of 203220 is about 58.7925299409.
Adding to 203220 its reverse (22302), we get a palindrome (225522).
The spelling of 203220 in words is "two hundred three thousand, two hundred twenty", and thus it is an iban number.