12011332201111 has 2 divisors, whose sum is σ = 12011332201112. Its totient is φ = 12011332201110.

The previous prime is 12011332201091. The next prime is 12011332201229. The reversal of 12011332201111 is 11110223311021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12011332201111 - 2¹¹ = 12011332199063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12011332231111) 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, 6005666100555 + 6005666100556.

It is an arithmetic number, because the mean of its divisors is an integer number (6005666100556).

Almost surely, 2^{12011332201111} is an apocalyptic number.

12011332201111 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011332201111 is an equidigital number, since it uses as much as digits as its factorization.

12011332201111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12011332201111 its reverse (11110223311021), we get a palindrome (23121555512132).

The spelling of 12011332201111 in words is "twelve trillion, eleven billion, three hundred thirty-two million, two hundred one thousand, one hundred eleven".