12321013320611 has 2 divisors, whose sum is σ = 12321013320612. Its totient is φ = 12321013320610.

The previous prime is 12321013320593. The next prime is 12321013320647. The reversal of 12321013320611 is 11602331012321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321013320611 - 2¹⁸ = 12321013058467 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321013320911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160506660305 + 6160506660306.

It is an arithmetic number, because the mean of its divisors is an integer number (6160506660306).

Almost surely, 2^{12321013320611} is an apocalyptic number.

12321013320611 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321013320611 is an equidigital number, since it uses as much as digits as its factorization.

12321013320611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 12321013320611 its reverse (11602331012321), we get a palindrome (23923344332932).

The spelling of 12321013320611 in words is "twelve trillion, three hundred twenty-one billion, thirteen million, three hundred twenty thousand, six hundred eleven".