Adding to 222120200220 its reverse (22002021222), we get a palindrome (244122221442).
222120200220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 222120200220.
It is a congruent number.
It is an unprimeable number.
Almost surely, 2222120200220 is an apocalyptic number.
222120200220 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.
222120200220 is a wasteful number, since it uses less digits than its factorization.
222120200220 is an odious number, because the sum of its binary digits is odd.
The spelling of 222120200220 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred thousand, two hundred twenty".