12012233133 has 8 divisors (see below), whose sum is σ = 16958446848. Its totient is φ = 7537087424.

The previous prime is 12012233081. The next prime is 12012233141. The reversal of 12012233133 is 33133221021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12012233133 - 2¹⁸ = 12011970989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012234133) 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 7 ways as a sum of consecutive naturals, for example, 117766941 + ... + 117767042.

It is an arithmetic number, because the mean of its divisors is an integer number (2119805856).

Almost surely, 2^12012233133 is an apocalyptic number.

It is an amenable number.

12012233133 is a deficient number, since it is larger than the sum of its proper divisors (4946213715).

12012233133 is a wasteful number, since it uses less digits than its factorization.

12012233133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235534003.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12012233133 its reverse (33133221021), we get a palindrome (45145454154).

The spelling of 12012233133 in words is "twelve billion, twelve million, two hundred thirty-three thousand, one hundred thirty-three".