14223430421221 has 12 divisors (see below), whose sum is σ = 16611541974720. Its totient is φ = 12142940019000.

The previous prime is 14223430421197. The next prime is 14223430421231. The reversal of 14223430421221 is 12212403432241.

It is not a de Polignac number, because 14223430421221 - 2⁷ = 14223430421093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14223430421231) 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 11 ways as a sum of consecutive naturals, for example, 578222941 + ... + 578247538.

It is an arithmetic number, because the mean of its divisors is an integer number (1384295164560).

Almost surely, 2^{14223430421221} is an apocalyptic number.

It is an amenable number.

14223430421221 is a deficient number, since it is larger than the sum of its proper divisors (2388111553499).

14223430421221 is a wasteful number, since it uses less digits than its factorization.

14223430421221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156470744 (or 1156470737 counting only the distinct ones).

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

Adding to 14223430421221 its reverse (12212403432241), we get a palindrome (26435833853462).

The spelling of 14223430421221 in words is "fourteen trillion, two hundred twenty-three billion, four hundred thirty million, four hundred twenty-one thousand, two hundred twenty-one".