13321001041043 has 2 divisors, whose sum is σ = 13321001041044. Its totient is φ = 13321001041042.

The previous prime is 13321001041037. The next prime is 13321001041057. The reversal of 13321001041043 is 34014010012331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13321001041043 - 2³⁴ = 13303821171859 is a prime.

It is not a weakly prime, because it can be changed into another prime (13321001041003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660500520521 + 6660500520522.

It is an arithmetic number, because the mean of its divisors is an integer number (6660500520522).

Almost surely, 2^{13321001041043} is an apocalyptic number.

13321001041043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321001041043 is an equidigital number, since it uses as much as digits as its factorization.

13321001041043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 13321001041043 its reverse (34014010012331), we get a palindrome (47335011053374).

The spelling of 13321001041043 in words is "thirteen trillion, three hundred twenty-one billion, one million, forty-one thousand, forty-three".