120040012 has 12 divisors (see below), whose sum is σ = 210251160. Its totient is φ = 59968256.

The previous prime is 120040003. The next prime is 120040027. The reversal of 120040012 is 210040021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7462 + ... + 17197.

It is an arithmetic number, because the mean of its divisors is an integer number (17520930).

Almost surely, 2^120040012 is an apocalyptic number.

It is an amenable number.

120040012 is a deficient number, since it is larger than the sum of its proper divisors (90211148).

120040012 is a wasteful number, since it uses less digits than its factorization.

120040012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25880 (or 25878 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 120040012 is about 10956.2772874731. The cubic root of 120040012 is about 493.2972299283.

Adding to 120040012 its reverse (210040021), we get a palindrome (330080033).

Subtracting 120040012 from its reverse (210040021), we obtain a palindrome (90000009).

The spelling of 120040012 in words is "one hundred twenty million, forty thousand, twelve".