12352320011261 has 2 divisors, whose sum is σ = 12352320011262. Its totient is φ = 12352320011260.

The previous prime is 12352320011219. The next prime is 12352320011303. The reversal of 12352320011261 is 16211002325321.

It is a balanced prime because it is at equal distance from previous prime (12352320011219) and next prime (12352320011303).

It can be written as a sum of positive squares in only one way, i.e., 6788057052100 + 5564262959161 = 2605390^2 + 2358869^2 .

It is an emirp because it is prime and its reverse (16211002325321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12352320011261 - 2¹⁰ = 12352320010237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12352320011461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6176160005630 + 6176160005631.

It is an arithmetic number, because the mean of its divisors is an integer number (6176160005631).

Almost surely, 2^{12352320011261} is an apocalyptic number.

It is an amenable number.

12352320011261 is a deficient number, since it is larger than the sum of its proper divisors (1).

12352320011261 is an equidigital number, since it uses as much as digits as its factorization.

12352320011261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 12352320011261 its reverse (16211002325321), we get a palindrome (28563322336582).

The spelling of 12352320011261 in words is "twelve trillion, three hundred fifty-two billion, three hundred twenty million, eleven thousand, two hundred sixty-one".