12310200002321 has 4 divisors (see below), whose sum is σ = 13257138464052. Its totient is φ = 11363261540592.

The previous prime is 12310200002299. The next prime is 12310200002381. The reversal of 12310200002321 is 12320000201321.

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 2874465930625 + 9435734071696 = 1695425^2 + 3071764^2 .

It is not a de Polignac number, because 12310200002321 - 2⁶ = 12310200002257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12310200002321.

It is not an unprimeable number, because it can be changed into a prime (12310200002381) 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, 473469230846 + ... + 473469230871.

It is an arithmetic number, because the mean of its divisors is an integer number (3314284616013).

Almost surely, 2^{12310200002321} is an apocalyptic number.

It is an amenable number.

12310200002321 is a deficient number, since it is larger than the sum of its proper divisors (946938461731).

12310200002321 is an equidigital number, since it uses as much as digits as its factorization.

12310200002321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946938461730.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12310200002321 its reverse (12320000201321), we get a palindrome (24630200203642).

The spelling of 12310200002321 in words is "twelve trillion, three hundred ten billion, two hundred million, two thousand, three hundred twenty-one".