1241231330113 has 2 divisors, whose sum is σ = 1241231330114. Its totient is φ = 1241231330112.

The previous prime is 1241231330111. The next prime is 1241231330149. The reversal of 1241231330113 is 3110331321421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1233558971649 + 7672358464 = 1110657^2 + 87592^2 .

It is an emirp because it is prime and its reverse (3110331321421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1241231330113 - 2¹ = 1241231330111 is a prime.

Together with 1241231330111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1241231330111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620615665056 + 620615665057.

It is an arithmetic number, because the mean of its divisors is an integer number (620615665057).

Almost surely, 2^{1241231330113} is an apocalyptic number.

It is an amenable number.

1241231330113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241231330113 is an equidigital number, since it uses as much as digits as its factorization.

1241231330113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 1241231330113 its reverse (3110331321421), we get a palindrome (4351562651534).

The spelling of 1241231330113 in words is "one trillion, two hundred forty-one billion, two hundred thirty-one million, three hundred thirty thousand, one hundred thirteen".