14103442021 has 2 divisors, whose sum is σ = 14103442022. Its totient is φ = 14103442020.

The previous prime is 14103442019. The next prime is 14103442027. The reversal of 14103442021 is 12024430141.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10752653025 + 3350788996 = 103695^2 + 57886^2 .

It is a cyclic number.

It is not a de Polignac number, because 14103442021 - 2¹ = 14103442019 is a prime.

Together with 14103442019, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 14103441983 and 14103442001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14103442027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7051721010 + 7051721011.

It is an arithmetic number, because the mean of its divisors is an integer number (7051721011).

Almost surely, 2^14103442021 is an apocalyptic number.

It is an amenable number.

14103442021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14103442021 is an equidigital number, since it uses as much as digits as its factorization.

14103442021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 14103442021 its reverse (12024430141), we get a palindrome (26127872162).

The spelling of 14103442021 in words is "fourteen billion, one hundred three million, four hundred forty-two thousand, twenty-one".