12321011331011 has 2 divisors, whose sum is σ = 12321011331012. Its totient is φ = 12321011331010.

The previous prime is 12321011330869. The next prime is 12321011331023. The reversal of 12321011331011 is 11013311012321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12321011331011 - 2¹⁴ = 12321011314627 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321011331061) by changing a digit.

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 as a sum of consecutive naturals, namely, 6160505665505 + 6160505665506.

It is an arithmetic number, because the mean of its divisors is an integer number (6160505665506).

Almost surely, 2^{12321011331011} is an apocalyptic number.

12321011331011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321011331011 is an equidigital number, since it uses as much as digits as its factorization.

12321011331011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 12321011331011 its reverse (11013311012321), we get a palindrome (23334322343332).

The spelling of 12321011331011 in words is "twelve trillion, three hundred twenty-one billion, eleven million, three hundred thirty-one thousand, eleven".