33325320109 has 4 divisors (see below), whose sum is σ = 33334086816. Its totient is φ = 33316553404.

The previous prime is 33325320089. The next prime is 33325320113. The reversal of 33325320109 is 90102352333.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33325320109 - 2²⁵ = 33291765677 is a prime.

It is a super-2 number, since 2×33325320109² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33325320169) 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 in 3 ways as a sum of consecutive naturals, for example, 4377649 + ... + 4385254.

It is an arithmetic number, because the mean of its divisors is an integer number (8333521704).

Almost surely, 2^33325320109 is an apocalyptic number.

It is an amenable number.

33325320109 is a deficient number, since it is larger than the sum of its proper divisors (8766707).

33325320109 is an equidigital number, since it uses as much as digits as its factorization.

33325320109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8766706.

The product of its (nonzero) digits is 14580, while the sum is 31.

The spelling of 33325320109 in words is "thirty-three billion, three hundred twenty-five million, three hundred twenty thousand, one hundred nine".