312112123003 has 8 divisors (see below), whose sum is σ = 315359727408. Its totient is φ = 308870642304.

The previous prime is 312112122901. The next prime is 312112123007. The reversal of 312112123003 is 300321211213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312112123003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312112123007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428426 + ... + 1632367.

It is an arithmetic number, because the mean of its divisors is an integer number (39419965926).

Almost surely, 2^312112123003 is an apocalyptic number.

312112123003 is a deficient number, since it is larger than the sum of its proper divisors (3247604405).

312112123003 is a wasteful number, since it uses less digits than its factorization.

312112123003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061853.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 312112123003 its reverse (300321211213), we get a palindrome (612433334216).

The spelling of 312112123003 in words is "three hundred twelve billion, one hundred twelve million, one hundred twenty-three thousand, three".