14442021311 has 2 divisors, whose sum is σ = 14442021312. Its totient is φ = 14442021310.

The previous prime is 14442021301. The next prime is 14442021317. The reversal of 14442021311 is 11312024441.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14442021311 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14442021317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7221010655 + 7221010656.

It is an arithmetic number, because the mean of its divisors is an integer number (7221010656).

Almost surely, 2^14442021311 is an apocalyptic number.

14442021311 is a deficient number, since it is larger than the sum of its proper divisors (1).

14442021311 is an equidigital number, since it uses as much as digits as its factorization.

14442021311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 14442021311 its reverse (11312024441), we get a palindrome (25754045752).

The spelling of 14442021311 in words is "fourteen billion, four hundred forty-two million, twenty-one thousand, three hundred eleven".