13311122323111 has 16 divisors (see below), whose sum is σ = 13966631221248. Its totient is φ = 12669771909600.

The previous prime is 13311122323099. The next prime is 13311122323117. The reversal of 13311122323111 is 11132322111331.

It is a cyclic number.

It is not a de Polignac number, because 13311122323111 - 2¹⁹ = 13311121798823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311122323117) 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, 31603080 + ... + 32021506.

It is an arithmetic number, because the mean of its divisors is an integer number (872914451328).

Almost surely, 2^{13311122323111} is an apocalyptic number.

13311122323111 is a deficient number, since it is larger than the sum of its proper divisors (655508898137).

13311122323111 is a wasteful number, since it uses less digits than its factorization.

13311122323111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435342.

The product of its digits is 648, while the sum is 25.

Adding to 13311122323111 its reverse (11132322111331), we get a palindrome (24443444434442).

The spelling of 13311122323111 in words is "thirteen trillion, three hundred eleven billion, one hundred twenty-two million, three hundred twenty-three thousand, one hundred eleven".