13310001303221 has 16 divisors (see below), whose sum is σ = 15362267262720. Its totient is φ = 11295448012800.

The previous prime is 13310001303211. The next prime is 13310001303229. The reversal of 13310001303221 is 12230310001331.

It is not a de Polignac number, because 13310001303221 - 2²² = 13309997108917 is a prime.

It is a super-2 number, since 2×13310001303221² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13310001303193 and 13310001303202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13310001303229) 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, 78375920 + ... + 78545558.

It is an arithmetic number, because the mean of its divisors is an integer number (960141703920).

Almost surely, 2^{13310001303221} is an apocalyptic number.

It is an amenable number.

13310001303221 is a deficient number, since it is larger than the sum of its proper divisors (2052265959499).

13310001303221 is a wasteful number, since it uses less digits than its factorization.

13310001303221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280724.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13310001303221 its reverse (12230310001331), we get a palindrome (25540311304552).

The spelling of 13310001303221 in words is "thirteen trillion, three hundred ten billion, one million, three hundred three thousand, two hundred twenty-one".