12012233033 has 4 divisors (see below), whose sum is σ = 12209154948. Its totient is φ = 11815311120.

The previous prime is 12012232987. The next prime is 12012233041. The reversal of 12012233033 is 33033221021.

12012233033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3072152329 + 8940080704 = 55427^2 + 94552^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012233033 - 2²⁴ = 11995455817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12012232996 and 12012233014.

It is not an unprimeable number, because it can be changed into a prime (12012233053) 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, 98460866 + ... + 98460987.

It is an arithmetic number, because the mean of its divisors is an integer number (3052288737).

Almost surely, 2^12012233033 is an apocalyptic number.

It is an amenable number.

12012233033 is a deficient number, since it is larger than the sum of its proper divisors (196921915).

12012233033 is an equidigital number, since it uses as much as digits as its factorization.

12012233033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196921914.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12012233033 its reverse (33033221021), we get a palindrome (45045454054).

The spelling of 12012233033 in words is "twelve billion, twelve million, two hundred thirty-three thousand, thirty-three".