It is a congruent number.
It is an unprimeable number.
Almost surely, 2120307512 is an apocalyptic number.
120307512 is a gapful number since it is divisible by the number (12) 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 120307512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164263680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120307512 is a wasteful number, since it uses less digits than its factorization.
120307512 is an odious number, because the sum of its binary digits is odd.
The square root of 120307512 is about 10968.4781077413. The cubic root of 120307512 is about 493.6633831503.
The spelling of 120307512 in words is "one hundred twenty million, three hundred seven thousand, five hundred twelve".