12028213733 has 2 divisors, whose sum is σ = 12028213734. Its totient is φ = 12028213732.

The previous prime is 12028213721. The next prime is 12028213787. The reversal of 12028213733 is 33731282021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7659400324 + 4368813409 = 87518^2 + 66097^2 .

It is a cyclic number.

It is not a de Polignac number, because 12028213733 - 2¹² = 12028209637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12028213733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12028213933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6014106866 + 6014106867.

It is an arithmetic number, because the mean of its divisors is an integer number (6014106867).

Almost surely, 2^12028213733 is an apocalyptic number.

It is an amenable number.

12028213733 is a deficient number, since it is larger than the sum of its proper divisors (1).

12028213733 is an equidigital number, since it uses as much as digits as its factorization.

12028213733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 12028213733 its reverse (33731282021), we get a palindrome (45759495754).

The spelling of 12028213733 in words is "twelve billion, twenty-eight million, two hundred thirteen thousand, seven hundred thirty-three".