Adding to 222020 its reverse (20222), we get a palindrome (242242).
It is an Ulam number.
222020 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2222020 is an apocalyptic number.
222020 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 222020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
222020 is a wasteful number, since it uses less digits than its factorization.
222020 is an evil number, because the sum of its binary digits is even.
The square root of 222020 is about 471.1899829156. The cubic root of 222020 is about 60.5523077435.
The spelling of 222020 in words is "two hundred twenty-two thousand, twenty", and thus it is an iban number.