33020320332 has 24 divisors (see below), whose sum is σ = 77609807856. Its totient is φ = 10926431488.

The previous prime is 33020320331. The next prime is 33020320349. The reversal of 33020320332 is 23302302033.

It is a junction number, because it is equal to n+sod(n) for n = 33020320299 and 33020320308.

It is not an unprimeable number, because it can be changed into a prime (33020320331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10041033 + ... + 10044320.

It is an arithmetic number, because the mean of its divisors is an integer number (3233741994).

Almost surely, 2^33020320332 is an apocalyptic number.

It is an amenable number.

33020320332 is an abundant number, since it is smaller than the sum of its proper divisors (44589487524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33020320332 is a wasteful number, since it uses less digits than its factorization.

33020320332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20085497 (or 20085495 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 21.

Adding to 33020320332 its reverse (23302302033), we get a palindrome (56322622365).

The spelling of 33020320332 in words is "thirty-three billion, twenty million, three hundred twenty thousand, three hundred thirty-two".