12020033233 has 6 divisors (see below), whose sum is σ = 13015775814. Its totient is φ = 11095415136.

The previous prime is 12020033167. The next prime is 12020033281. The reversal of 12020033233 is 33233002021.

It is a happy number.

12020033233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14010049 + 12006023184 = 3743^2 + 109572^2 .

It is not a de Polignac number, because 12020033233 - 2³³ = 3430098641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12020033233.

It is not an unprimeable number, because it can be changed into a prime (12020033033) 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 5 ways as a sum of consecutive naturals, for example, 35562060 + ... + 35562397.

It is an arithmetic number, because the mean of its divisors is an integer number (2169295969).

Almost surely, 2^12020033233 is an apocalyptic number.

12020033233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12020033233 is a deficient number, since it is larger than the sum of its proper divisors (995742581).

12020033233 is an equidigital number, since it uses as much as digits as its factorization.

12020033233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71124483 (or 71124470 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 12020033233 its reverse (33233002021), we get a palindrome (45253035254).

The spelling of 12020033233 in words is "twelve billion, twenty million, thirty-three thousand, two hundred thirty-three".