13111332223332 has 96 divisors (see below), whose sum is σ = 35429011752960. Its totient is φ = 3696397182720.

The previous prime is 13111332223331. The next prime is 13111332223397. The reversal of 13111332223332 is 23332223311131.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 13111332223332.

It is not an unprimeable number, because it can be changed into a prime (13111332223331) 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 31 ways as a sum of consecutive naturals, for example, 1840207 + ... + 5441417.

It is an arithmetic number, because the mean of its divisors is an integer number (369052205760).

Almost surely, 2^{13111332223332} is an apocalyptic number.

13111332223332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13111332223332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17714505876480).

13111332223332 is an abundant number, since it is smaller than the sum of its proper divisors (22317679529628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13111332223332 is a wasteful number, since it uses less digits than its factorization.

13111332223332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601801 (or 3601799 counting only the distinct ones).

The product of its digits is 11664, while the sum is 30.

Adding to 13111332223332 its reverse (23332223311131), we get a palindrome (36443555534463).

The spelling of 13111332223332 in words is "thirteen trillion, one hundred eleven billion, three hundred thirty-two million, two hundred twenty-three thousand, three hundred thirty-two".