Adding to 10012120 its reverse (2121001), we get a palindrome (12133121).
It is a congruent number.
It is an unprimeable number.
Almost surely, 210012120 is an apocalyptic number.
10012120 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.
10012120 is a wasteful number, since it uses less digits than its factorization.
10012120 is an odious number, because the sum of its binary digits is odd.
The square root of 10012120 is about 3164.1934201310. The cubic root of 10012120 is about 215.5304730245.
The spelling of 10012120 in words is "ten million, twelve thousand, one hundred twenty".