14220204423421 has 8 divisors (see below), whose sum is σ = 14969478045600. Its totient is φ = 13471014982320.

The previous prime is 14220204423391. The next prime is 14220204423433. The reversal of 14220204423421 is 12432440202241.

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 14220204423421 - 2¹⁹ = 14220203899133 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 (14220204429421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20698375 + ... + 21374356.

It is an arithmetic number, because the mean of its divisors is an integer number (1871184755700).

Almost surely, 2^{14220204423421} is an apocalyptic number.

It is an amenable number.

14220204423421 is a deficient number, since it is larger than the sum of its proper divisors (749273622179).

14220204423421 is a wasteful number, since it uses less digits than its factorization.

14220204423421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42090539.

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

Adding to 14220204423421 its reverse (12432440202241), we get a palindrome (26652644625662).

The spelling of 14220204423421 in words is "fourteen trillion, two hundred twenty billion, two hundred four million, four hundred twenty-three thousand, four hundred twenty-one".