133313213323 has 4 divisors (see below), whose sum is σ = 133314021688. Its totient is φ = 133312404960.

The previous prime is 133313213311. The next prime is 133313213339. The reversal of 133313213323 is 323312313331.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133313213323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133313213291 and 133313213300.

It is not an unprimeable number, because it can be changed into a prime (133313213023) 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, 57933 + ... + 519598.

It is an arithmetic number, because the mean of its divisors is an integer number (33328505422).

Almost surely, 2^133313213323 is an apocalyptic number.

133313213323 is a deficient number, since it is larger than the sum of its proper divisors (808365).

133313213323 is an equidigital number, since it uses as much as digits as its factorization.

133313213323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808364.

The product of its digits is 8748, while the sum is 28.

Adding to 133313213323 its reverse (323312313331), we get a palindrome (456625526654).

The spelling of 133313213323 in words is "one hundred thirty-three billion, three hundred thirteen million, two hundred thirteen thousand, three hundred twenty-three".