312310100440319 has 8 divisors (see below), whose sum is σ = 313237666558128. Its totient is φ = 311382539233920.

The previous prime is 312310100440301. The next prime is 312310100440367. The reversal of 312310100440319 is 913044001013213.

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-312310100440319 is a prime.

It is a super-2 number, since 2×312310100440319² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312310102440319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155978804 + ... + 157968374.

It is an arithmetic number, because the mean of its divisors is an integer number (39154708319766).

Almost surely, 2^{312310100440319} is an apocalyptic number.

312310100440319 is a deficient number, since it is larger than the sum of its proper divisors (927566117809).

312310100440319 is a wasteful number, since it uses less digits than its factorization.

312310100440319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455705.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 312310100440319 in words is "three hundred twelve trillion, three hundred ten billion, one hundred million, four hundred forty thousand, three hundred nineteen".