12321001133 has 4 divisors (see below), whose sum is σ = 14081144160. Its totient is φ = 10560858108.

The previous prime is 12321001051. The next prime is 12321001153. The reversal of 12321001133 is 33110012321.

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.

It is a cyclic number.

It is not a de Polignac number, because 12321001133 - 2⁸ = 12321000877 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 (12321001153) 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, 880071503 + ... + 880071516.

It is an arithmetic number, because the mean of its divisors is an integer number (3520286040).

Almost surely, 2^12321001133 is an apocalyptic number.

It is an amenable number.

12321001133 is a deficient number, since it is larger than the sum of its proper divisors (1760143027).

12321001133 is an equidigital number, since it uses as much as digits as its factorization.

12321001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760143026.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12321001133 its reverse (33110012321), we get a palindrome (45431013454).

The spelling of 12321001133 in words is "twelve billion, three hundred twenty-one million, one thousand, one hundred thirty-three".