14204400224321 has 2 divisors, whose sum is σ = 14204400224322. Its totient is φ = 14204400224320.

The previous prime is 14204400224293. The next prime is 14204400224353. The reversal of 14204400224321 is 12342200440241.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13568172250000 + 636227974321 = 3683500^2 + 797639^2 .

It is a cyclic number.

It is not a de Polignac number, because 14204400224321 - 2¹⁰ = 14204400223297 is a prime.

It is a super-2 number, since 2×14204400224321² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14204400224921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7102200112160 + 7102200112161.

It is an arithmetic number, because the mean of its divisors is an integer number (7102200112161).

Almost surely, 2^{14204400224321} is an apocalyptic number.

It is an amenable number.

14204400224321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14204400224321 is an equidigital number, since it uses as much as digits as its factorization.

14204400224321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 14204400224321 its reverse (12342200440241), we get a palindrome (26546600664562).

The spelling of 14204400224321 in words is "fourteen trillion, two hundred four billion, four hundred million, two hundred twenty-four thousand, three hundred twenty-one".