33112221108 has 24 divisors (see below), whose sum is σ = 77599243680. Its totient is φ = 10989207840.

The previous prime is 33112221067. The next prime is 33112221151. The reversal of 33112221108 is 80112221133.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 6022038 + ... + 6027533.

It is an arithmetic number, because the mean of its divisors is an integer number (3233301820).

Almost surely, 2^33112221108 is an apocalyptic number.

It is an amenable number.

33112221108 is an abundant number, since it is smaller than the sum of its proper divisors (44487022572).

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

33112221108 is a wasteful number, since it uses less digits than its factorization.

33112221108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12049807 (or 12049805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 33112221108 in words is "thirty-three billion, one hundred twelve million, two hundred twenty-one thousand, one hundred eight".