12020202433 has 2 divisors, whose sum is σ = 12020202434. Its totient is φ = 12020202432.

The previous prime is 12020202391. The next prime is 12020202437. The reversal of 12020202433 is 33420202021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9902638144 + 2117564289 = 99512^2 + 46017^2 .

It is an emirp because it is prime and its reverse (33420202021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12020202433 - 2¹⁷ = 12020071361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12020202433.

It is not a weakly prime, because it can be changed into another prime (12020202437) 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 as a sum of consecutive naturals, namely, 6010101216 + 6010101217.

It is an arithmetic number, because the mean of its divisors is an integer number (6010101217).

Almost surely, 2^12020202433 is an apocalyptic number.

It is an amenable number.

12020202433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020202433 is an equidigital number, since it uses as much as digits as its factorization.

12020202433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 12020202433 its reverse (33420202021), we get a palindrome (45440404454).

The spelling of 12020202433 in words is "twelve billion, twenty million, two hundred two thousand, four hundred thirty-three".