14220421143 has 4 divisors (see below), whose sum is σ = 18960561528. Its totient is φ = 9480280760.

The previous prime is 14220421073. The next prime is 14220421147. The reversal of 14220421143 is 34112402241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34112402241 = 3 ⋅11370800747.

It is a cyclic number.

It is not a de Polignac number, because 14220421143 - 2⁹ = 14220420631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14220421147) 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, 2370070188 + ... + 2370070193.

It is an arithmetic number, because the mean of its divisors is an integer number (4740140382).

Almost surely, 2^14220421143 is an apocalyptic number.

14220421143 is a deficient number, since it is larger than the sum of its proper divisors (4740140385).

14220421143 is an equidigital number, since it uses as much as digits as its factorization.

14220421143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740140384.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 14220421143 its reverse (34112402241), we get a palindrome (48332823384).

The spelling of 14220421143 in words is "fourteen billion, two hundred twenty million, four hundred twenty-one thousand, one hundred forty-three".