33221203222 has 8 divisors (see below), whose sum is σ = 49961915136. Its totient is φ = 16567231512.

The previous prime is 33221203133. The next prime is 33221203247. The reversal of 33221203222 is 22230212233.

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

It is a super-2 number, since 2×33221203222² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33221203193 and 33221203202.

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, 21684093 + ... + 21685624.

It is an arithmetic number, because the mean of its divisors is an integer number (6245239392).

Almost surely, 2^33221203222 is an apocalyptic number.

33221203222 is a deficient number, since it is larger than the sum of its proper divisors (16740711914).

33221203222 is a wasteful number, since it uses less digits than its factorization.

33221203222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43370102.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 33221203222 its reverse (22230212233), we get a palindrome (55451415455).

The spelling of 33221203222 in words is "thirty-three billion, two hundred twenty-one million, two hundred three thousand, two hundred twenty-two".