14143422012221 has 4 divisors (see below), whose sum is σ = 14143674453600. Its totient is φ = 14143169570844.

The previous prime is 14143422012191. The next prime is 14143422012227. The reversal of 14143422012221 is 12221022434141.

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 not a de Polignac number, because 14143422012221 - 2¹⁸ = 14143421750077 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 (14143422012227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126136631 + ... + 126248708.

It is an arithmetic number, because the mean of its divisors is an integer number (3535918613400).

Almost surely, 2^{14143422012221} is an apocalyptic number.

It is an amenable number.

14143422012221 is a deficient number, since it is larger than the sum of its proper divisors (252441379).

14143422012221 is an equidigital number, since it uses as much as digits as its factorization.

14143422012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252441378.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 14143422012221 its reverse (12221022434141), we get a palindrome (26364444446362).

The spelling of 14143422012221 in words is "fourteen trillion, one hundred forty-three billion, four hundred twenty-two million, twelve thousand, two hundred twenty-one".