13321220301 has 24 divisors (see below), whose sum is σ = 19329273600. Its totient is φ = 8840516256.

The previous prime is 13321220249. The next prime is 13321220323. The reversal of 13321220301 is 10302212331.

13321220301 is a `hidden beast` number, since 1 + 332 + 12 + 20 + 301 = 666.

It is not a de Polignac number, because 13321220301 - 2⁷ = 13321220173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321220351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1975131 + ... + 1981863.

It is an arithmetic number, because the mean of its divisors is an integer number (805386400).

Almost surely, 2^13321220301 is an apocalyptic number.

It is an amenable number.

13321220301 is a deficient number, since it is larger than the sum of its proper divisors (6008053299).

13321220301 is a wasteful number, since it uses less digits than its factorization.

13321220301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7705 (or 7702 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13321220301 its reverse (10302212331), we get a palindrome (23623432632).

The spelling of 13321220301 in words is "thirteen billion, three hundred twenty-one million, two hundred twenty thousand, three hundred one".