Adding to 212010220102120 its reverse (21201022010212), we get a palindrome (233211242112332).
It is a happy number.
212010220102120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
Almost surely, 2212010220102120 is an apocalyptic number.
212010220102120 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 212010220102120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268397307466560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212010220102120 is a wasteful number, since it uses less digits than its factorization.
212010220102120 is an evil number, because the sum of its binary digits is even.
The spelling of 212010220102120 in words is "two hundred twelve trillion, ten billion, two hundred twenty million, one hundred two thousand, one hundred twenty".