33213212304 has 40 divisors (see below), whose sum is σ = 85811010720. Its totient is φ = 11069753088.

The previous prime is 33213212287. The next prime is 33213212317. The reversal of 33213212304 is 40321231233.

It is a super-2 number, since 2×33213212304² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 419427 + ... + 492285.

It is an arithmetic number, because the mean of its divisors is an integer number (2145275268).

Almost surely, 2^33213212304 is an apocalyptic number.

It is an amenable number.

33213212304 is an abundant number, since it is smaller than the sum of its proper divisors (52597798416).

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

33213212304 is a wasteful number, since it uses less digits than its factorization.

33213212304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82367 (or 82361 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 33213212304 its reverse (40321231233), we get a palindrome (73534443537).

The spelling of 33213212304 in words is "thirty-three billion, two hundred thirteen million, two hundred twelve thousand, three hundred four".