13104320233221 has 16 divisors (see below), whose sum is σ = 22187208860800. Its totient is φ = 7488182990304.

The previous prime is 13104320233211. The next prime is 13104320233267. The reversal of 13104320233221 is 12233202340131.

13104320233221 is a `hidden beast` number, since 1 + 3 + 1 + 0 + 4 + 320 + 2 + 332 + 2 + 1 = 666.

It is not a de Polignac number, because 13104320233221 - 2¹⁴ = 13104320216837 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104320233211) 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, 34667513656 + ... + 34667514033.

It is an arithmetic number, because the mean of its divisors is an integer number (1386700553800).

Almost surely, 2^{13104320233221} is an apocalyptic number.

It is an amenable number.

13104320233221 is a deficient number, since it is larger than the sum of its proper divisors (9082888627579).

13104320233221 is an equidigital number, since it uses as much as digits as its factorization.

13104320233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69335027705 (or 69335027699 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13104320233221 its reverse (12233202340131), we get a palindrome (25337522573352).

The spelling of 13104320233221 in words is "thirteen trillion, one hundred four billion, three hundred twenty million, two hundred thirty-three thousand, two hundred twenty-one".