13321021112301 has 16 divisors (see below), whose sum is σ = 20298754433024. Its totient is φ = 7611991215984.

The previous prime is 13321021112299. The next prime is 13321021112341. The reversal of 13321021112301 is 10321112012331.

It is not a de Polignac number, because 13321021112301 - 2¹ = 13321021112299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321021112341) 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, 10351896 + ... + 11567358.

It is an arithmetic number, because the mean of its divisors is an integer number (1268672152064).

Almost surely, 2^{13321021112301} is an apocalyptic number.

It is an amenable number.

13321021112301 is a deficient number, since it is larger than the sum of its proper divisors (6977733320723).

13321021112301 is a wasteful number, since it uses less digits than its factorization.

13321021112301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737360.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 13321021112301 its reverse (10321112012331), we get a palindrome (23642133124632).

The spelling of 13321021112301 in words is "thirteen trillion, three hundred twenty-one billion, twenty-one million, one hundred twelve thousand, three hundred one".