14002321100021 has 4 divisors (see below), whose sum is σ = 14015643956544. Its totient is φ = 13988998243500.

The previous prime is 14002321099997. The next prime is 14002321100059. The reversal of 14002321100021 is 12000112320041.

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 a de Polignac number, because none of the positive numbers 2^k-14002321100021 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 (14002321300021) 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, 6661426685 + ... + 6661428786.

It is an arithmetic number, because the mean of its divisors is an integer number (3503910989136).

Almost surely, 2^{14002321100021} is an apocalyptic number.

It is an amenable number.

14002321100021 is a deficient number, since it is larger than the sum of its proper divisors (13322856523).

14002321100021 is a wasteful number, since it uses less digits than its factorization.

14002321100021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13322856522.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 14002321100021 its reverse (12000112320041), we get a palindrome (26002433420062).

The spelling of 14002321100021 in words is "fourteen trillion, two billion, three hundred twenty-one million, one hundred thousand, twenty-one".