13311022303221 has 16 divisors (see below), whose sum is σ = 17992317920640. Its totient is φ = 8751886513920.

The previous prime is 13311022303213. The next prime is 13311022303261. The reversal of 13311022303221 is 12230322011331.

It is not a de Polignac number, because 13311022303221 - 2³ = 13311022303213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13311022303191 and 13311022303200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311022303261) 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 15 ways as a sum of consecutive naturals, for example, 1437625 + ... + 5356193.

It is an arithmetic number, because the mean of its divisors is an integer number (1124519870040).

Almost surely, 2^{13311022303221} is an apocalyptic number.

It is an amenable number.

13311022303221 is a deficient number, since it is larger than the sum of its proper divisors (4681295617419).

13311022303221 is a wasteful number, since it uses less digits than its factorization.

13311022303221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934156.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13311022303221 its reverse (12230322011331), we get a palindrome (25541344314552).

The spelling of 13311022303221 in words is "thirteen trillion, three hundred eleven billion, twenty-two million, three hundred three thousand, two hundred twenty-one".