13333333331231 has 8 divisors (see below), whose sum is σ = 13532832101040. Its totient is φ = 13133849084928.

The previous prime is 13333333331189. The next prime is 13333333331323. The reversal of 13333333331231 is 13213333333331.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13333333331231 - 2⁶ = 13333333331167 is a prime.

It is a super-2 number, since 2×13333333331231² (a number of 27 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 = 13333333331191 and 13333333331200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13333333331431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1773986 + ... + 5460191.

It is an arithmetic number, because the mean of its divisors is an integer number (1691604012630).

Almost surely, 2^{13333333331231} is an apocalyptic number.

13333333331231 is a deficient number, since it is larger than the sum of its proper divisors (199498769809).

13333333331231 is an equidigital number, since it uses as much as digits as its factorization.

13333333331231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7261753.

The product of its digits is 118098, while the sum is 35.

Adding to 13333333331231 its reverse (13213333333331), we get a palindrome (26546666664562).

The spelling of 13333333331231 in words is "thirteen trillion, three hundred thirty-three billion, three hundred thirty-three million, three hundred thirty-one thousand, two hundred thirty-one".