33201222 has 8 divisors (see below), whose sum is σ = 66402456. Its totient is φ = 11067072.

The previous prime is 33201193. The next prime is 33201239. The reversal of 33201222 is 22210233.

It is a sphenic number, since it is the product of 3 distinct primes.

33201222 is an admirable number.

It is a super-2 number, since 2×33201222² = 2204642284586568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2766763 + ... + 2766774.

It is an arithmetic number, because the mean of its divisors is an integer number (8300307).

Almost surely, 2^33201222 is an apocalyptic number.

33201222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

33201222 is a wasteful number, since it uses less digits than its factorization.

33201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533542.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 33201222 is about 5762.0501559775. The cubic root of 33201222 is about 321.4040582929.

Adding to 33201222 its reverse (22210233), we get a palindrome (55411455).

The spelling of 33201222 in words is "thirty-three million, two hundred one thousand, two hundred twenty-two".