12001221002333 has 16 divisors (see below), whose sum is σ = 12634404105600. Its totient is φ = 11383814487360.

The previous prime is 12001221002297. The next prime is 12001221002341. The reversal of 12001221002333 is 33320012210021.

It is a cyclic number.

It is not a de Polignac number, because 12001221002333 - 2²⁸ = 12000952566877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001221002363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9715298 + ... + 10880691.

It is an arithmetic number, because the mean of its divisors is an integer number (789650256600).

Almost surely, 2^{12001221002333} is an apocalyptic number.

It is an amenable number.

12001221002333 is a deficient number, since it is larger than the sum of its proper divisors (633183103267).

12001221002333 is a wasteful number, since it uses less digits than its factorization.

12001221002333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20596372.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12001221002333 its reverse (33320012210021), we get a palindrome (45321233212354).

The spelling of 12001221002333 in words is "twelve trillion, one billion, two hundred twenty-one million, two thousand, three hundred thirty-three".