Adding to 20020022202120 its reverse (2120222002002), we get a palindrome (22140244204122).
It is a self number, because there is not a number n which added to its sum of digits gives 20020022202120.
It is an unprimeable number.
Almost surely, 220020022202120 is an apocalyptic number.
20020022202120 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.
20020022202120 is a wasteful number, since it uses less digits than its factorization.
20020022202120 is an odious number, because the sum of its binary digits is odd.
The spelling of 20020022202120 in words is "twenty trillion, twenty billion, twenty-two million, two hundred two thousand, one hundred twenty".