14204112221 has 16 divisors (see below), whose sum is σ = 16200705024. Its totient is φ = 12337054464.

The previous prime is 14204112211. The next prime is 14204112229. The reversal of 14204112221 is 12221140241.

It is a cyclic number.

It is not a de Polignac number, because 14204112221 - 2⁶ = 14204112157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14204112193 and 14204112202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14204112229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1384316 + ... + 1394538.

It is an arithmetic number, because the mean of its divisors is an integer number (1012544064).

Almost surely, 2^14204112221 is an apocalyptic number.

It is an amenable number.

14204112221 is a deficient number, since it is larger than the sum of its proper divisors (1996592803).

14204112221 is a wasteful number, since it uses less digits than its factorization.

14204112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16540.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 14204112221 its reverse (12221140241), we get a palindrome (26425252462).

The spelling of 14204112221 in words is "fourteen billion, two hundred four million, one hundred twelve thousand, two hundred twenty-one".