13321440341043 has 16 divisors (see below), whose sum is σ = 17796462848640. Its totient is φ = 8863690140864.

The previous prime is 13321440340997. The next prime is 13321440341071. The reversal of 13321440341043 is 34014304412331.

It is not a de Polignac number, because 13321440341043 - 2⁸ = 13321440340787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13321440340995 and 13321440341013.

It is not an unprimeable number, because it can be changed into a prime (13321440341743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54924223 + ... + 55166231.

It is an arithmetic number, because the mean of its divisors is an integer number (1112278928040).

Almost surely, 2^{13321440341043} is an apocalyptic number.

13321440341043 is a deficient number, since it is larger than the sum of its proper divisors (4475022507597).

13321440341043 is a wasteful number, since it uses less digits than its factorization.

13321440341043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277618.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 13321440341043 its reverse (34014304412331), we get a palindrome (47335744753374).

The spelling of 13321440341043 in words is "thirteen trillion, three hundred twenty-one billion, four hundred forty million, three hundred forty-one thousand, forty-three".