13221133101111 has 16 divisors (see below), whose sum is σ = 19044078175584. Its totient is φ = 8110416027264.

The previous prime is 13221133101053. The next prime is 13221133101119. The reversal of 13221133101111 is 11110133112231.

It is not a de Polignac number, because 13221133101111 - 2⁹ = 13221133100599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13221133101119) 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, 534693336 + ... + 534718061.

It is an arithmetic number, because the mean of its divisors is an integer number (1190254885974).

Almost surely, 2^{13221133101111} is an apocalyptic number.

13221133101111 is a deficient number, since it is larger than the sum of its proper divisors (5822945074473).

13221133101111 is a wasteful number, since it uses less digits than its factorization.

13221133101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069411730.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 13221133101111 its reverse (11110133112231), we get a palindrome (24331266213342).

The spelling of 13221133101111 in words is "thirteen trillion, two hundred twenty-one billion, one hundred thirty-three million, one hundred one thousand, one hundred eleven".