14204334142021 has 4 divisors (see below), whose sum is σ = 14205536586252. Its totient is φ = 14203131697792.

The previous prime is 14204334142013. The next prime is 14204334142049. The reversal of 14204334142021 is 12024143340241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4785812522500 + 9418521619521 = 2187650^2 + 3068961^2 .

It is a cyclic number.

It is not a de Polignac number, because 14204334142021 - 2³ = 14204334142013 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 (14204334145021) 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, 601204396 + ... + 601228021.

It is an arithmetic number, because the mean of its divisors is an integer number (3551384146563).

Almost surely, 2^{14204334142021} is an apocalyptic number.

It is an amenable number.

14204334142021 is a deficient number, since it is larger than the sum of its proper divisors (1202444231).

14204334142021 is a wasteful number, since it uses less digits than its factorization.

14204334142021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202444230.

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

Adding to 14204334142021 its reverse (12024143340241), we get a palindrome (26228477482262).

The spelling of 14204334142021 in words is "fourteen trillion, two hundred four billion, three hundred thirty-four million, one hundred forty-two thousand, twenty-one".