133113232320323 has 4 divisors (see below), whose sum is σ = 133318971474480. Its totient is φ = 132907493166168.

The previous prime is 133113232320317. The next prime is 133113232320359. The reversal of 133113232320323 is 323023232311331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133113232320323 - 2¹⁰ = 133113232319299 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133113232320323.

It is not an unprimeable number, because it can be changed into a prime (133113232325323) 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, 102869576108 + ... + 102869577401.

It is an arithmetic number, because the mean of its divisors is an integer number (33329742868620).

Almost surely, 2^{133113232320323} is an apocalyptic number.

133113232320323 is a deficient number, since it is larger than the sum of its proper divisors (205739154157).

133113232320323 is an equidigital number, since it uses as much as digits as its factorization.

133113232320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205739154156.

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 133113232320323 its reverse (323023232311331), we get a palindrome (456136464631654).

The spelling of 133113232320323 in words is "one hundred thirty-three trillion, one hundred thirteen billion, two hundred thirty-two million, three hundred twenty thousand, three hundred twenty-three".