12421003211341 has 2 divisors, whose sum is σ = 12421003211342. Its totient is φ = 12421003211340.

The previous prime is 12421003211311. The next prime is 12421003211369. The reversal of 12421003211341 is 14311230012421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10105112753316 + 2315890458025 = 3178854^2 + 1521805^2 .

It is an emirp because it is prime and its reverse (14311230012421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12421003211341 - 2⁹ = 12421003210829 is a prime.

It is a super-2 number, since 2×12421003211341² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12421003211311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6210501605670 + 6210501605671.

It is an arithmetic number, because the mean of its divisors is an integer number (6210501605671).

Almost surely, 2^{12421003211341} is an apocalyptic number.

It is an amenable number.

12421003211341 is a deficient number, since it is larger than the sum of its proper divisors (1).

12421003211341 is an equidigital number, since it uses as much as digits as its factorization.

12421003211341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 12421003211341 its reverse (14311230012421), we get a palindrome (26732233223762).

The spelling of 12421003211341 in words is "twelve trillion, four hundred twenty-one billion, three million, two hundred eleven thousand, three hundred forty-one".