2313302320321 has 4 divisors (see below), whose sum is σ = 2375824004692. Its totient is φ = 2250780635952.

The previous prime is 2313302320289. The next prime is 2313302320331. The reversal of 2313302320321 is 1230232033132.

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 1404073324096 + 909228996225 = 1184936^2 + 953535^2 .

It is a cyclic number.

It is not a de Polignac number, because 2313302320321 - 2⁵ = 2313302320289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2313302320331) 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, 31260842130 + ... + 31260842203.

It is an arithmetic number, because the mean of its divisors is an integer number (593956001173).

Almost surely, 2^{2313302320321} is an apocalyptic number.

It is an amenable number.

2313302320321 is a deficient number, since it is larger than the sum of its proper divisors (62521684371).

2313302320321 is an equidigital number, since it uses as much as digits as its factorization.

2313302320321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62521684370.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 2313302320321 its reverse (1230232033132), we get a palindrome (3543534353453).

The spelling of 2313302320321 in words is "two trillion, three hundred thirteen billion, three hundred two million, three hundred twenty thousand, three hundred twenty-one".