12133301212321 has 4 divisors (see below), whose sum is σ = 12391456557312. Its totient is φ = 11875145867332.

The previous prime is 12133301212303. The next prime is 12133301212327. The reversal of 12133301212321 is 12321210333121.

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 12133301212321 - 2⁹ = 12133301211809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12133301212327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129077672425 + ... + 129077672518.

It is an arithmetic number, because the mean of its divisors is an integer number (3097864139328).

Almost surely, 2^{12133301212321} is an apocalyptic number.

It is an amenable number.

12133301212321 is a deficient number, since it is larger than the sum of its proper divisors (258155344991).

12133301212321 is an equidigital number, since it uses as much as digits as its factorization.

12133301212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258155344990.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12133301212321 its reverse (12321210333121), we get a palindrome (24454511545442).

The spelling of 12133301212321 in words is "twelve trillion, one hundred thirty-three billion, three hundred one million, two hundred twelve thousand, three hundred twenty-one".