14404312221 has 8 divisors (see below), whose sum is σ = 20683115040. Its totient is φ = 8864192112.

The previous prime is 14404312217. The next prime is 14404312231. The reversal of 14404312221 is 12221340441.

14404312221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14404312221 - 2² = 14404312217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14404312191 and 14404312200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14404312231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184670631 + ... + 184670708.

It is an arithmetic number, because the mean of its divisors is an integer number (2585389380).

Almost surely, 2^14404312221 is an apocalyptic number.

It is an amenable number.

14404312221 is a deficient number, since it is larger than the sum of its proper divisors (6278802819).

14404312221 is a wasteful number, since it uses less digits than its factorization.

14404312221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369341355.

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

Adding to 14404312221 its reverse (12221340441), we get a palindrome (26625652662).

The spelling of 14404312221 in words is "fourteen billion, four hundred four million, three hundred twelve thousand, two hundred twenty-one".