14214002221 has 8 divisors (see below), whose sum is σ = 14562826488. Its totient is φ = 13865280000.

The previous prime is 14214002197. The next prime is 14214002267. The reversal of 14214002221 is 12220041241.

It can be written as a sum of positive squares in 4 ways, for example, as 448846596 + 13765155625 = 21186^2 + 117325^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 14214002221 - 2¹⁹ = 14213477933 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 (14214002521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309871 + ... + 352771.

It is an arithmetic number, because the mean of its divisors is an integer number (1820353311).

Almost surely, 2^14214002221 is an apocalyptic number.

It is an amenable number.

14214002221 is a deficient number, since it is larger than the sum of its proper divisors (348824267).

14214002221 is an equidigital number, since it uses as much as digits as its factorization.

14214002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51023.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 14214002221 its reverse (12220041241), we get a palindrome (26434043462).

The spelling of 14214002221 in words is "fourteen billion, two hundred fourteen million, two thousand, two hundred twenty-one".