33221103222 has 32 divisors (see below), whose sum is σ = 66775093632. Its totient is φ = 11018357504.

The previous prime is 33221103217. The next prime is 33221103241. The reversal of 33221103222 is 22230112233.

It is a happy number.

It is a super-2 number, since 2×33221103222² (a number of 22 digits) 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 15 ways as a sum of consecutive naturals, for example, 972313 + ... + 1005899.

It is an arithmetic number, because the mean of its divisors is an integer number (2086721676).

Almost surely, 2^33221103222 is an apocalyptic number.

33221103222 is an abundant number, since it is smaller than the sum of its proper divisors (33553990410).

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

33221103222 is a wasteful number, since it uses less digits than its factorization.

33221103222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34412.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33221103222 its reverse (22230112233), we get a palindrome (55451215455).

The spelling of 33221103222 in words is "thirty-three billion, two hundred twenty-one million, one hundred three thousand, two hundred twenty-two".