14221231243 has 2 divisors, whose sum is σ = 14221231244. Its totient is φ = 14221231242.

The previous prime is 14221231231. The next prime is 14221231249. The reversal of 14221231243 is 34213212241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14221231243 - 2²⁹ = 13684360331 is a prime.

It is not a weakly prime, because it can be changed into another prime (14221231249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7110615621 + 7110615622.

It is an arithmetic number, because the mean of its divisors is an integer number (7110615622).

Almost surely, 2^14221231243 is an apocalyptic number.

14221231243 is a deficient number, since it is larger than the sum of its proper divisors (1).

14221231243 is an equidigital number, since it uses as much as digits as its factorization.

14221231243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 25.

Adding to 14221231243 its reverse (34213212241), we get a palindrome (48434443484).

The spelling of 14221231243 in words is "fourteen billion, two hundred twenty-one million, two hundred thirty-one thousand, two hundred forty-three".