33221010222 has 32 divisors (see below), whose sum is σ = 75625068960. Its totient is φ = 10803579840.

The previous prime is 33221010211. The next prime is 33221010239. The reversal of 33221010222 is 22201012233.

33221010222 is a `hidden beast` number, since 332 + 210 + 102 + 22 = 666.

It is a super-2 number, since 2×33221010222² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 33221010195 and 33221010204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7500273 + ... + 7504700.

It is an arithmetic number, because the mean of its divisors is an integer number (2363283405).

Almost surely, 2^33221010222 is an apocalyptic number.

33221010222 is an abundant number, since it is smaller than the sum of its proper divisors (42404058738).

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

33221010222 is a wasteful number, since it uses less digits than its factorization.

33221010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15005025 (or 15005019 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 33221010222 its reverse (22201012233), we get a palindrome (55422022455).

The spelling of 33221010222 in words is "thirty-three billion, two hundred twenty-one million, ten thousand, two hundred twenty-two".