2313103146665 has 4 divisors (see below), whose sum is σ = 2775723776004. Its totient is φ = 1850482517328.

The previous prime is 2313103146589. The next prime is 2313103146751. The reversal of 2313103146665 is 5666413013132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 703889118361 + 1609214028304 = 838981^2 + 1268548^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313103146665 - 2²⁶ = 2313036037801 is a prime.

It is a super-2 number, since 2×2313103146665² (a number of 26 digits) contains 22 as substring.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 231310314662 + ... + 231310314671.

It is an arithmetic number, because the mean of its divisors is an integer number (693930944001).

Almost surely, 2^{2313103146665} is an apocalyptic number.

It is an amenable number.

2313103146665 is a deficient number, since it is larger than the sum of its proper divisors (462620629339).

2313103146665 is an equidigital number, since it uses as much as digits as its factorization.

2313103146665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462620629338.

The product of its (nonzero) digits is 233280, while the sum is 41.

Adding to 2313103146665 its reverse (5666413013132), we get a palindrome (7979516159797).

The spelling of 2313103146665 in words is "two trillion, three hundred thirteen billion, one hundred three million, one hundred forty-six thousand, six hundred sixty-five".