120445012 has 24 divisors (see below), whose sum is σ = 212939496. Its totient is φ = 59609088.

The previous prime is 120444979. The next prime is 120445079. The reversal of 120445012 is 210544021.

It can be written as a sum of positive squares in 4 ways, for example, as 22316176 + 98128836 = 4724^2 + 9906^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277948 + ... + 278380.

It is an arithmetic number, because the mean of its divisors is an integer number (8872479).

Almost surely, 2^120445012 is an apocalyptic number.

It is an amenable number.

120445012 is a deficient number, since it is larger than the sum of its proper divisors (92494484).

120445012 is a wasteful number, since it uses less digits than its factorization.

120445012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987 (or 985 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 120445012 is about 10974.7442794810. The cubic root of 120445012 is about 493.8513815854.

Adding to 120445012 its reverse (210544021), we get a palindrome (330989033).

Subtracting 120445012 from its reverse (210544021), we obtain a palindrome (90099009).

The spelling of 120445012 in words is "one hundred twenty million, four hundred forty-five thousand, twelve".