Adding to 1100202122220 its reverse (222212020011), we get a palindrome (1322414142231).
It is a self number, because there is not a number n which added to its sum of digits gives 1100202122220.
It is an unprimeable number.
Almost surely, 21100202122220 is an apocalyptic number.
1100202122220 is a gapful number since it is divisible by the number (10) 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.
1100202122220 is a wasteful number, since it uses less digits than its factorization.
1100202122220 is an odious number, because the sum of its binary digits is odd.
The spelling of 1100202122220 in words is "one trillion, one hundred billion, two hundred two million, one hundred twenty-two thousand, two hundred twenty".