12010120011101 has 2 divisors, whose sum is σ = 12010120011102. Its totient is φ = 12010120011100.

The previous prime is 12010120011073. The next prime is 12010120011161. The reversal of 12010120011101 is 10111002101021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6503259922201 + 5506860088900 = 2550149^2 + 2346670^2 .

It is an emirp because it is prime and its reverse (10111002101021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12010120011101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12010120011161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005060005550 + 6005060005551.

It is an arithmetic number, because the mean of its divisors is an integer number (6005060005551).

Almost surely, 2^{12010120011101} is an apocalyptic number.

It is an amenable number.

12010120011101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010120011101 is an equidigital number, since it uses as much as digits as its factorization.

12010120011101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12010120011101 its reverse (10111002101021), we get a palindrome (22121122112122).

The spelling of 12010120011101 in words is "twelve trillion, ten billion, one hundred twenty million, eleven thousand, one hundred one".