It is a self number, because there is not a number n which added to its sum of digits gives 120323220.
It is a congruent number.
Almost surely, 2120323220 is an apocalyptic number.
120323220 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.
120323220 is a wasteful number, since it uses less digits than its factorization.
120323220 is an evil number, because the sum of its binary digits is even.
The square root of 120323220 is about 10969.1941363074. The cubic root of 120323220 is about 493.6848673365.
Adding to 120323220 its reverse (22323021), we get a palindrome (142646241).
The spelling of 120323220 in words is "one hundred twenty million, three hundred twenty-three thousand, two hundred twenty".