12011320022011 has 2 divisors, whose sum is σ = 12011320022012. Its totient is φ = 12011320022010.

The previous prime is 12011320021997. The next prime is 12011320022069. The reversal of 12011320022011 is 11022002311021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011320022011 - 2⁹ = 12011320021499 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011320022111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005660011005 + 6005660011006.

It is an arithmetic number, because the mean of its divisors is an integer number (6005660011006).

Almost surely, 2^{12011320022011} is an apocalyptic number.

12011320022011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011320022011 is an equidigital number, since it uses as much as digits as its factorization.

12011320022011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12011320022011 its reverse (11022002311021), we get a palindrome (23033322333032).

The spelling of 12011320022011 in words is "twelve trillion, eleven billion, three hundred twenty million, twenty-two thousand, eleven".