33304333212 has 18 divisors (see below), whose sum is σ = 84185953488. Its totient is φ = 11101444392.

The previous prime is 33304333189. The next prime is 33304333219. The reversal of 33304333212 is 21233340333.

It is a happy number.

33304333212 is a `hidden beast` number, since 3 + 3 + 304 + 33 + 321 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×33304333212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33304333219) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 462560148 + ... + 462560219.

It is an arithmetic number, because the mean of its divisors is an integer number (4676997416).

Almost surely, 2^33304333212 is an apocalyptic number.

It is an amenable number.

33304333212 is an abundant number, since it is smaller than the sum of its proper divisors (50881620276).

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

33304333212 is a wasteful number, since it uses less digits than its factorization.

33304333212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925120377 (or 925120372 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 33304333212 its reverse (21233340333), we get a palindrome (54537673545).

The spelling of 33304333212 in words is "thirty-three billion, three hundred four million, three hundred thirty-three thousand, two hundred twelve".