12011212110011 has 2 divisors, whose sum is σ = 12011212110012. Its totient is φ = 12011212110010.

The previous prime is 12011212109921. The next prime is 12011212110031. The reversal of 12011212110011 is 11001121211021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12011212110011 is a prime.

It is not a weakly prime, because it can be changed into another prime (12011212110031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005606055005 + 6005606055006.

It is an arithmetic number, because the mean of its divisors is an integer number (6005606055006).

Almost surely, 2^{12011212110011} is an apocalyptic number.

12011212110011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12011212110011 is an equidigital number, since it uses as much as digits as its factorization.

12011212110011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 12011212110011 its reverse (11001121211021), we get a palindrome (23012333321032).

The spelling of 12011212110011 in words is "twelve trillion, eleven billion, two hundred twelve million, one hundred ten thousand, eleven".