33045204121 has 2 divisors, whose sum is σ = 33045204122. Its totient is φ = 33045204120.

The previous prime is 33045204047. The next prime is 33045204151. The reversal of 33045204121 is 12140254033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28311764121 + 4733440000 = 168261^2 + 68800^2 .

It is an emirp because it is prime and its reverse (12140254033) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33045204121 - 2²⁵ = 33011649689 is a prime.

It is not a weakly prime, because it can be changed into another prime (33045204151) 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, 16522602060 + 16522602061.

It is an arithmetic number, because the mean of its divisors is an integer number (16522602061).

Almost surely, 2^33045204121 is an apocalyptic number.

It is an amenable number.

33045204121 is a deficient number, since it is larger than the sum of its proper divisors (1).

33045204121 is an equidigital number, since it uses as much as digits as its factorization.

33045204121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 33045204121 its reverse (12140254033), we get a palindrome (45185458154).

The spelling of 33045204121 in words is "thirty-three billion, forty-five million, two hundred four thousand, one hundred twenty-one".