13311133331 has 8 divisors (see below), whose sum is σ = 14096389680. Its totient is φ = 12526126848.

The previous prime is 13311133279. The next prime is 13311133333. The reversal of 13311133331 is 13333111331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13311133331 is a prime.

It is a super-2 number, since 2×13311133331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13311133297 and 13311133306.

It is not an unprimeable number, because it can be changed into a prime (13311133333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53375 + ... + 171671.

It is an arithmetic number, because the mean of its divisors is an integer number (1762048710).

Almost surely, 2^13311133331 is an apocalyptic number.

13311133331 is a deficient number, since it is larger than the sum of its proper divisors (785256349).

13311133331 is a wasteful number, since it uses less digits than its factorization.

13311133331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124933.

The product of its digits is 729, while the sum is 23.

Adding to 13311133331 its reverse (13333111331), we get a palindrome (26644244662).

The spelling of 13311133331 in words is "thirteen billion, three hundred eleven million, one hundred thirty-three thousand, three hundred thirty-one".