13021320130321 has 8 divisors (see below), whose sum is σ = 13067651759904. Its totient is φ = 12975039111840.

The previous prime is 13021320130309. The next prime is 13021320130331. The reversal of 13021320130321 is 12303102312031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13021320130321 - 2¹⁵ = 13021320097553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13021320130292 and 13021320130301.

It is not an unprimeable number, because it can be changed into a prime (13021320130331) 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 in 7 ways as a sum of consecutive naturals, for example, 12137260 + ... + 13166461.

It is an arithmetic number, because the mean of its divisors is an integer number (1633456469988).

Almost surely, 2^{13021320130321} is an apocalyptic number.

It is an amenable number.

13021320130321 is a deficient number, since it is larger than the sum of its proper divisors (46331629583).

13021320130321 is a wasteful number, since it uses less digits than its factorization.

13021320130321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25305551.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13021320130321 its reverse (12303102312031), we get a palindrome (25324422442352).

The spelling of 13021320130321 in words is "thirteen trillion, twenty-one billion, three hundred twenty million, one hundred thirty thousand, three hundred twenty-one".