14203103442421 has 8 divisors (see below), whose sum is σ = 14887089907200. Its totient is φ = 13524655330032.

The previous prime is 14203103442397. The next prime is 14203103442469. The reversal of 14203103442421 is 12424430130241.

It is a happy number.

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 14203103442421 - 2⁵ = 14203103442389 is a prime.

It is a super-2 number, since 2×14203103442421² (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 (14203103442481) 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, 1384582846 + ... + 1384593103.

It is an arithmetic number, because the mean of its divisors is an integer number (1860886238400).

Almost surely, 2^{14203103442421} is an apocalyptic number.

It is an amenable number.

14203103442421 is a deficient number, since it is larger than the sum of its proper divisors (683986464779).

14203103442421 is a wasteful number, since it uses less digits than its factorization.

14203103442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769176195.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 14203103442421 its reverse (12424430130241), we get a palindrome (26627533572662).

The spelling of 14203103442421 in words is "fourteen trillion, two hundred three billion, one hundred three million, four hundred forty-two thousand, four hundred twenty-one".