14210521421441 has 2 divisors, whose sum is σ = 14210521421442. Its totient is φ = 14210521421440.

The previous prime is 14210521421417. The next prime is 14210521421449. The reversal of 14210521421441 is 14412412501241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8213268174400 + 5997253247041 = 2865880^2 + 2448929^2 .

It is a cyclic number.

It is not a de Polignac number, because 14210521421441 - 2¹⁸ = 14210521159297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 14210521421398 and 14210521421407.

It is not a weakly prime, because it can be changed into another prime (14210521421449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7105260710720 + 7105260710721.

It is an arithmetic number, because the mean of its divisors is an integer number (7105260710721).

Almost surely, 2^{14210521421441} is an apocalyptic number.

It is an amenable number.

14210521421441 is a deficient number, since it is larger than the sum of its proper divisors (1).

14210521421441 is an equidigital number, since it uses as much as digits as its factorization.

14210521421441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 32.

Adding to 14210521421441 its reverse (14412412501241), we get a palindrome (28622933922682).

The spelling of 14210521421441 in words is "fourteen trillion, two hundred ten billion, five hundred twenty-one million, four hundred twenty-one thousand, four hundred forty-one".