14204423022421 has 4 divisors (see below), whose sum is σ = 14204435670144. Its totient is φ = 14204410374700.

The previous prime is 14204423022403. The next prime is 14204423022443. The reversal of 14204423022421 is 12422032440241.

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 14204423022421 - 2²⁹ = 14203886151509 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 (14204423022721) 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, 4455175 + ... + 6946756.

It is an arithmetic number, because the mean of its divisors is an integer number (3551108917536).

Almost surely, 2^{14204423022421} is an apocalyptic number.

It is an amenable number.

14204423022421 is a deficient number, since it is larger than the sum of its proper divisors (12647723).

14204423022421 is a wasteful number, since it uses less digits than its factorization.

14204423022421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12647722.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 14204423022421 its reverse (12422032440241), we get a palindrome (26626455462662).

The spelling of 14204423022421 in words is "fourteen trillion, two hundred four billion, four hundred twenty-three million, twenty-two thousand, four hundred twenty-one".