33222213204 has 24 divisors (see below), whose sum is σ = 78286010208. Its totient is φ = 10964426400.

The previous prime is 33222213191. The next prime is 33222213209. The reversal of 33222213204 is 40231222233.

It is a super-2 number, since 2×33222213204² (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 (33222213209) 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, 13704322 + ... + 13706745.

It is an arithmetic number, because the mean of its divisors is an integer number (3261917092).

Almost surely, 2^33222213204 is an apocalyptic number.

It is an amenable number.

33222213204 is an abundant number, since it is smaller than the sum of its proper divisors (45063797004).

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

33222213204 is a wasteful number, since it uses less digits than its factorization.

33222213204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27411175 (or 27411173 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 33222213204 its reverse (40231222233), we get a palindrome (73453435437).

The spelling of 33222213204 in words is "thirty-three billion, two hundred twenty-two million, two hundred thirteen thousand, two hundred four".