312242020042012 has 24 divisors (see below), whose sum is σ = 547030058723456. Its totient is φ = 155947760414208.

The previous prime is 312242020042009. The next prime is 312242020042081. The reversal of 312242020042012 is 210240020242213.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23805493 + ... + 34513555.

Almost surely, 2^{312242020042012} is an apocalyptic number.

It is an amenable number.

312242020042012 is a deficient number, since it is larger than the sum of its proper divisors (234788038681444).

312242020042012 is a wasteful number, since it uses less digits than its factorization.

312242020042012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10716157 (or 10716155 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 312242020042012 its reverse (210240020242213), we get a palindrome (522482040284225).

The spelling of 312242020042012 in words is "three hundred twelve trillion, two hundred forty-two billion, twenty million, forty-two thousand, twelve".