13111420223332 has 12 divisors (see below), whose sum is σ = 22945043387196. Its totient is φ = 6555693541280.

The previous prime is 13111420223323. The next prime is 13111420223333. The reversal of 13111420223332 is 23332202411131.

It can be written as a sum of positive squares in 2 ways, for example, as 5425806200896 + 7685614022436 = 2329336^2 + 2772294^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13111420223332.

It is not an unprimeable number, because it can be changed into a prime (13111420223333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2268019 + ... + 5600602.

It is an arithmetic number, because the mean of its divisors is an integer number (1912086948933).

Almost surely, 2^{13111420223332} is an apocalyptic number.

It is an amenable number.

13111420223332 is a deficient number, since it is larger than the sum of its proper divisors (9833623163864).

13111420223332 is a wasteful number, since it uses less digits than its factorization.

13111420223332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285198 (or 8285196 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 13111420223332 its reverse (23332202411131), we get a palindrome (36443622634463).

The spelling of 13111420223332 in words is "thirteen trillion, one hundred eleven billion, four hundred twenty million, two hundred twenty-three thousand, three hundred thirty-two".