120126512 has 40 divisors (see below), whose sum is σ = 267274560. Its totient is φ = 51727680.

The previous prime is 120126491. The next prime is 120126521. The reversal of 120126512 is 215621021.

It is a super-2 number, since 2×120126512² = 28860757770572288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14618 + ... + 21305.

It is an arithmetic number, because the mean of its divisors is an integer number (6681864).

Almost surely, 2^120126512 is an apocalyptic number.

It is an amenable number.

120126512 is an abundant number, since it is smaller than the sum of its proper divisors (147148048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120126512 is a wasteful number, since it uses less digits than its factorization.

120126512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35961 (or 35955 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 120126512 is about 10960.2240853004. The cubic root of 120126512 is about 493.4156903330.

Adding to 120126512 its reverse (215621021), we get a palindrome (335747533).

The spelling of 120126512 in words is "one hundred twenty million, one hundred twenty-six thousand, five hundred twelve".