13321214221241 has 2 divisors, whose sum is σ = 13321214221242. Its totient is φ = 13321214221240.

The previous prime is 13321214221169. The next prime is 13321214221279. The reversal of 13321214221241 is 14212241212331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13178497248400 + 142716972841 = 3630220^2 + 377779^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13321214221241 is a prime.

It is not a weakly prime, because it can be changed into another prime (13321214221541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660607110620 + 6660607110621.

It is an arithmetic number, because the mean of its divisors is an integer number (6660607110621).

Almost surely, 2^{13321214221241} is an apocalyptic number.

It is an amenable number.

13321214221241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321214221241 is an equidigital number, since it uses as much as digits as its factorization.

13321214221241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 29.

Adding to 13321214221241 its reverse (14212241212331), we get a palindrome (27533455433572).

The spelling of 13321214221241 in words is "thirteen trillion, three hundred twenty-one billion, two hundred fourteen million, two hundred twenty-one thousand, two hundred forty-one".