14441203311421 has 2 divisors, whose sum is σ = 14441203311422. Its totient is φ = 14441203311420.

The previous prime is 14441203311407. The next prime is 14441203311467. The reversal of 14441203311421 is 12411330214441.

14441203311421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14167319602500 + 273883708921 = 3763950^2 + 523339^2 .

It is a cyclic number.

It is not a de Polignac number, because 14441203311421 - 2¹⁵ = 14441203278653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14441203312421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7220601655710 + 7220601655711.

It is an arithmetic number, because the mean of its divisors is an integer number (7220601655711).

Almost surely, 2^{14441203311421} is an apocalyptic number.

It is an amenable number.

14441203311421 is a deficient number, since it is larger than the sum of its proper divisors (1).

14441203311421 is an equidigital number, since it uses as much as digits as its factorization.

14441203311421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 14441203311421 its reverse (12411330214441), we get a palindrome (26852533525862).

The spelling of 14441203311421 in words is "fourteen trillion, four hundred forty-one billion, two hundred three million, three hundred eleven thousand, four hundred twenty-one".