12110121122149 has 2 divisors, whose sum is σ = 12110121122150. Its totient is φ = 12110121122148.

The previous prime is 12110121122089. The next prime is 12110121122159. The reversal of 12110121122149 is 94122112101121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7241787777249 + 4868333344900 = 2691057^2 + 2206430^2 .

It is a cyclic number.

It is not a de Polignac number, because 12110121122149 - 2¹¹ = 12110121120101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12110121122159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6055060561074 + 6055060561075.

It is an arithmetic number, because the mean of its divisors is an integer number (6055060561075).

Almost surely, 2^{12110121122149} is an apocalyptic number.

It is an amenable number.

12110121122149 is a deficient number, since it is larger than the sum of its proper divisors (1).

12110121122149 is an equidigital number, since it uses as much as digits as its factorization.

12110121122149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 28.

The spelling of 12110121122149 in words is "twelve trillion, one hundred ten billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred forty-nine".