12320033333 has 4 divisors (see below), whose sum is σ = 12968456160. Its totient is φ = 11671610508.

The previous prime is 12320033321. The next prime is 12320033351. The reversal of 12320033333 is 33333002321.

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: 33333002321 = 61 ⋅546442661.

It is a cyclic number.

It is not a de Polignac number, because 12320033333 - 2²⁰ = 12318984757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12320033299 and 12320033308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320033233) 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, 324211385 + ... + 324211422.

It is an arithmetic number, because the mean of its divisors is an integer number (3242114040).

Almost surely, 2^12320033333 is an apocalyptic number.

It is an amenable number.

12320033333 is a deficient number, since it is larger than the sum of its proper divisors (648422827).

12320033333 is an equidigital number, since it uses as much as digits as its factorization.

12320033333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648422826.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 12320033333 its reverse (33333002321), we get a palindrome (45653035654).

The spelling of 12320033333 in words is "twelve billion, three hundred twenty million, thirty-three thousand, three hundred thirty-three".