14224003332221 has 4 divisors (see below), whose sum is σ = 14226586232832. Its totient is φ = 14221420431612.

The previous prime is 14224003332211. The next prime is 14224003332229. The reversal of 14224003332221 is 12223330042241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14224003332221 - 2³⁴ = 14206823463037 is a prime.

It is a super-2 number, since 2×14224003332221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14224003332229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1291442045 + ... + 1291453058.

It is an arithmetic number, because the mean of its divisors is an integer number (3556646558208).

Almost surely, 2^{14224003332221} is an apocalyptic number.

It is an amenable number.

14224003332221 is a deficient number, since it is larger than the sum of its proper divisors (2582900611).

14224003332221 is an equidigital number, since it uses as much as digits as its factorization.

14224003332221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582900610.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 14224003332221 its reverse (12223330042241), we get a palindrome (26447333374462).

The spelling of 14224003332221 in words is "fourteen trillion, two hundred twenty-four billion, three million, three hundred thirty-two thousand, two hundred twenty-one".