14421421213 has 2 divisors, whose sum is σ = 14421421214. Its totient is φ = 14421421212.

The previous prime is 14421421207. The next prime is 14421421241. The reversal of 14421421213 is 31212412441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14419686724 + 1734489 = 120082^2 + 1317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14421421213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14421421813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7210710606 + 7210710607.

It is an arithmetic number, because the mean of its divisors is an integer number (7210710607).

Almost surely, 2^14421421213 is an apocalyptic number.

It is an amenable number.

14421421213 is a deficient number, since it is larger than the sum of its proper divisors (1).

14421421213 is an equidigital number, since it uses as much as digits as its factorization.

14421421213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1536, while the sum is 25.

Adding to 14421421213 its reverse (31212412441), we get a palindrome (45633833654).

The spelling of 14421421213 in words is "fourteen billion, four hundred twenty-one million, four hundred twenty-one thousand, two hundred thirteen".