33032213009 has 2 divisors, whose sum is σ = 33032213010. Its totient is φ = 33032213008.

The previous prime is 33032212999. The next prime is 33032213017. The reversal of 33032213009 is 90031223033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16896100225 + 16136112784 = 129985^2 + 127028^2 .

It is an emirp because it is prime and its reverse (90031223033) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33032213009 is a prime.

It is a super-2 number, since 2×33032213009² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33032213309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16516106504 + 16516106505.

It is an arithmetic number, because the mean of its divisors is an integer number (16516106505).

Almost surely, 2^33032213009 is an apocalyptic number.

It is an amenable number.

33032213009 is a deficient number, since it is larger than the sum of its proper divisors (1).

33032213009 is an equidigital number, since it uses as much as digits as its factorization.

33032213009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

The spelling of 33032213009 in words is "thirty-three billion, thirty-two million, two hundred thirteen thousand, nine".