33204424220 has 48 divisors (see below), whose sum is σ = 76623630048. Its totient is φ = 11986191360.

The previous prime is 33204424171. The next prime is 33204424247. The reversal of 33204424220 is 2242440233.

It is a happy number.

It is a super-2 number, since 2×33204424220² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33204424220.

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 15 ways as a sum of consecutive naturals, for example, 520697 + ... + 580976.

It is an arithmetic number, because the mean of its divisors is an integer number (1596325626).

Almost surely, 2^33204424220 is an apocalyptic number.

It is an amenable number.

33204424220 is an abundant number, since it is smaller than the sum of its proper divisors (43419205828).

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

33204424220 is a wasteful number, since it uses less digits than its factorization.

33204424220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101830 (or 1101828 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 33204424220 its reverse (2242440233), we get a palindrome (35446864453).

The spelling of 33204424220 in words is "thirty-three billion, two hundred four million, four hundred twenty-four thousand, two hundred twenty".