12443531332411 has 2 divisors, whose sum is σ = 12443531332412. Its totient is φ = 12443531332410.

The previous prime is 12443531332403. The next prime is 12443531332447. The reversal of 12443531332411 is 11423313534421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12443531332411 - 2³ = 12443531332403 is a prime.

It is not a weakly prime, because it can be changed into another prime (12443531332481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6221765666205 + 6221765666206.

It is an arithmetic number, because the mean of its divisors is an integer number (6221765666206).

Almost surely, 2^{12443531332411} is an apocalyptic number.

12443531332411 is a deficient number, since it is larger than the sum of its proper divisors (1).

12443531332411 is an equidigital number, since it uses as much as digits as its factorization.

12443531332411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 37.

Adding to 12443531332411 its reverse (11423313534421), we get a palindrome (23866844866832).

The spelling of 12443531332411 in words is "twelve trillion, four hundred forty-three billion, five hundred thirty-one million, three hundred thirty-two thousand, four hundred eleven".