312343300012243 has 4 divisors (see below), whose sum is σ = 312753737989368. Its totient is φ = 311932862035120.

The previous prime is 312343300012207. The next prime is 312343300012283. The reversal of 312343300012243 is 342210003343213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 312343300012243 - 2³⁷ = 312205861058771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312343300012283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205218987421 + ... + 205218988942.

It is an arithmetic number, because the mean of its divisors is an integer number (78188434497342).

Almost surely, 2^{312343300012243} is an apocalyptic number.

312343300012243 is a deficient number, since it is larger than the sum of its proper divisors (410437977125).

312343300012243 is an equidigital number, since it uses as much as digits as its factorization.

312343300012243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410437977124.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 312343300012243 its reverse (342210003343213), we get a palindrome (654553303355456).

The spelling of 312343300012243 in words is "three hundred twelve trillion, three hundred forty-three billion, three hundred million, twelve thousand, two hundred forty-three".