33212200112 has 80 divisors (see below), whose sum is σ = 79574406912. Its totient is φ = 13076501760.

The previous prime is 33212200097. The next prime is 33212200129. The reversal of 33212200112 is 21100221233.

It is a super-2 number, since 2×33212200112² (a number of 22 digits) contains 22 as substring.

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, 253163 + ... + 361269.

Almost surely, 2^33212200112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33212200112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39787203456).

33212200112 is an abundant number, since it is smaller than the sum of its proper divisors (46362206800).

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

33212200112 is a wasteful number, since it uses less digits than its factorization.

33212200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108346 (or 108340 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 33212200112 its reverse (21100221233), we get a palindrome (54312421345).

The spelling of 33212200112 in words is "thirty-three billion, two hundred twelve million, two hundred thousand, one hundred twelve".