312010012 has 12 divisors (see below), whose sum is σ = 546981120. Its totient is φ = 155729696.

The previous prime is 312009977. The next prime is 312010037. The reversal of 312010012 is 210010213.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 66268 + ... + 70819.

It is an arithmetic number, because the mean of its divisors is an integer number (45581760).

Almost surely, 2^312010012 is an apocalyptic number.

It is an amenable number.

312010012 is a deficient number, since it is larger than the sum of its proper divisors (234971108).

312010012 is a wasteful number, since it uses less digits than its factorization.

312010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137660 (or 137658 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 312010012 is about 17663.8051393237. The cubic root of 312010012 is about 678.2495433989.

Adding to 312010012 its reverse (210010213), we get a palindrome (522020225).

The spelling of 312010012 in words is "three hundred twelve million, ten thousand, twelve".