312343044303311 has 4 divisors (see below), whose sum is σ = 356963479203792. Its totient is φ = 267722609402832.

The previous prime is 312343044303307. The next prime is 312343044303359. The reversal of 312343044303311 is 113303440343213.

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 312343044303311 - 2² = 312343044303307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312343044303371) 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, 22310217450230 + ... + 22310217450243.

It is an arithmetic number, because the mean of its divisors is an integer number (89240869800948).

Almost surely, 2^{312343044303311} is an apocalyptic number.

312343044303311 is a deficient number, since it is larger than the sum of its proper divisors (44620434900481).

312343044303311 is an equidigital number, since it uses as much as digits as its factorization.

312343044303311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44620434900480.

The product of its (nonzero) digits is 93312, while the sum is 35.

Adding to 312343044303311 its reverse (113303440343213), we get a palindrome (425646484646524).

The spelling of 312343044303311 in words is "three hundred twelve trillion, three hundred forty-three billion, forty-four million, three hundred three thousand, three hundred eleven".