Adding to 30222 its reverse (22203), we get a palindrome (52425).
30222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an Ulam number.
It is a congruent number.
30222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
230222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30222 is a wasteful number, since it uses less digits than its factorization.
30222 is an evil number, because the sum of its binary digits is even.
The square root of 30222 is about 173.8447583334. The cubic root of 30222 is about 31.1487818436.
The spelling of 30222 in words is "thirty thousand, two hundred twenty-two".