14022321421 has 8 divisors (see below), whose sum is σ = 14088390264. Its totient is φ = 13956303360.

The previous prime is 14022321403. The next prime is 14022321433. The reversal of 14022321421 is 12412322041.

14022321421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1968696900 + 12053624521 = 44370^2 + 109789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14022321421 - 2⁹ = 14022320909 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14022321392 and 14022321401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14022321451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612501 + ... + 634981.

It is an arithmetic number, because the mean of its divisors is an integer number (1761048783).

Almost surely, 2^14022321421 is an apocalyptic number.

It is an amenable number.

14022321421 is a deficient number, since it is larger than the sum of its proper divisors (66068843).

14022321421 is a wasteful number, since it uses less digits than its factorization.

14022321421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25391.

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

Adding to 14022321421 its reverse (12412322041), we get a palindrome (26434643462).

The spelling of 14022321421 in words is "fourteen billion, twenty-two million, three hundred twenty-one thousand, four hundred twenty-one".