14204422545221 has 16 divisors (see below), whose sum is σ = 14652764663040. Its totient is φ = 13759478009280.

The previous prime is 14204422545197. The next prime is 14204422545223. The reversal of 14204422545221 is 12254522440241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14204422545221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14204422545223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276287300 + ... + 276338706.

It is an arithmetic number, because the mean of its divisors is an integer number (915797791440).

Almost surely, 2^{14204422545221} is an apocalyptic number.

It is an amenable number.

14204422545221 is a deficient number, since it is larger than the sum of its proper divisors (448342117819).

14204422545221 is a wasteful number, since it uses less digits than its factorization.

14204422545221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84284.

The product of its (nonzero) digits is 204800, while the sum is 38.

Adding to 14204422545221 its reverse (12254522440241), we get a palindrome (26458944985462).

The spelling of 14204422545221 in words is "fourteen trillion, two hundred four billion, four hundred twenty-two million, five hundred forty-five thousand, two hundred twenty-one".