11021012533 has 2 divisors, whose sum is σ = 11021012534. Its totient is φ = 11021012532.

The previous prime is 11021012507. The next prime is 11021012579. The reversal of 11021012533 is 33521012011.

11021012533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5755043044 + 5265969489 = 75862^2 + 72567^2 .

It is an emirp because it is prime and its reverse (33521012011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11021012533 - 2⁹ = 11021012021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11021012533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11021016533) 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 as a sum of consecutive naturals, namely, 5510506266 + 5510506267.

It is an arithmetic number, because the mean of its divisors is an integer number (5510506267).

Almost surely, 2^11021012533 is an apocalyptic number.

It is an amenable number.

11021012533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021012533 is an equidigital number, since it uses as much as digits as its factorization.

11021012533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 11021012533 its reverse (33521012011), we get a palindrome (44542024544).

The spelling of 11021012533 in words is "eleven billion, twenty-one million, twelve thousand, five hundred thirty-three".