13231120333 has 4 divisors (see below), whose sum is σ = 13267172800. Its totient is φ = 13195067868.

The previous prime is 13231120327. The next prime is 13231120363. The reversal of 13231120333 is 33302113231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33302113231 = 20981 ⋅1587251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13231120333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231120363) 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 3 ways as a sum of consecutive naturals, for example, 18025683 + ... + 18026416.

It is an arithmetic number, because the mean of its divisors is an integer number (3316793200).

Almost surely, 2^13231120333 is an apocalyptic number.

It is an amenable number.

13231120333 is a deficient number, since it is larger than the sum of its proper divisors (36052467).

13231120333 is an equidigital number, since it uses as much as digits as its factorization.

13231120333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36052466.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13231120333 its reverse (33302113231), we get a palindrome (46533233564).

The spelling of 13231120333 in words is "thirteen billion, two hundred thirty-one million, one hundred twenty thousand, three hundred thirty-three".