14224221213421 has 8 divisors (see below), whose sum is σ = 15183749851200. Its totient is φ = 13285781117280.

The previous prime is 14224221213403. The next prime is 14224221213451. The reversal of 14224221213421 is 12431212242241.

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 14224221213421 - 2²⁷ = 14224086995693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14224221213451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5272134016 + ... + 5272136713.

It is an arithmetic number, because the mean of its divisors is an integer number (1897968731400).

Almost surely, 2^{14224221213421} is an apocalyptic number.

It is an amenable number.

14224221213421 is a deficient number, since it is larger than the sum of its proper divisors (959528637779).

14224221213421 is a wasteful number, since it uses less digits than its factorization.

14224221213421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10544270819.

The product of its digits is 12288, while the sum is 31.

Adding to 14224221213421 its reverse (12431212242241), we get a palindrome (26655433455662).

The spelling of 14224221213421 in words is "fourteen trillion, two hundred twenty-four billion, two hundred twenty-one million, two hundred thirteen thousand, four hundred twenty-one".