12001121212302 is a `hidden beast` number, since 1 + 200 + 112 + 121 + 230 + 2 = 666.
12001121212302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
Almost surely, 212001121212302 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12001121212302 is a wasteful number, since it uses less digits than its factorization.
12001121212302 is an evil number, because the sum of its binary digits is even.
Adding to 12001121212302 its reverse (20321212110021), we get a palindrome (32322333322323).
The spelling of 12001121212302 in words is "twelve trillion, one billion, one hundred twenty-one million, two hundred twelve thousand, three hundred two".