33300000133 has 2 divisors, whose sum is σ = 33300000134. Its totient is φ = 33300000132.

The previous prime is 33300000121. The next prime is 33300000137. The reversal of 33300000133 is 33100000333.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23152056964 + 10147943169 = 152158^2 + 100737^2 .

It is a cyclic number.

It is not a de Polignac number, because 33300000133 - 2²⁵ = 33266445701 is a prime.

It is a super-2 number, since 2×33300000133² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33300000137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16650000066 + 16650000067.

It is an arithmetic number, because the mean of its divisors is an integer number (16650000067).

Almost surely, 2^33300000133 is an apocalyptic number.

It is an amenable number.

33300000133 is a deficient number, since it is larger than the sum of its proper divisors (1).

33300000133 is an equidigital number, since it uses as much as digits as its factorization.

33300000133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 16.

Adding to 33300000133 its reverse (33100000333), we get a palindrome (66400000466).

The spelling of 33300000133 in words is "thirty-three billion, three hundred million, one hundred thirty-three", and thus it is an aban number.