33421022112 has 96 divisors (see below), whose sum is σ = 88755307200. Its totient is φ = 11010889728.

The previous prime is 33421022099. The next prime is 33421022123. The reversal of 33421022112 is 21122012433.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×33421022112² (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, 3050308 + ... + 3061244.

It is an arithmetic number, because the mean of its divisors is an integer number (924534450).

Almost surely, 2^33421022112 is an apocalyptic number.

33421022112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33421022112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44377653600).

33421022112 is an abundant number, since it is smaller than the sum of its proper divisors (55334285088).

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

33421022112 is a wasteful number, since it uses less digits than its factorization.

33421022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11318 (or 11310 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 33421022112 its reverse (21122012433), we get a palindrome (54543034545).

The spelling of 33421022112 in words is "thirty-three billion, four hundred twenty-one million, twenty-two thousand, one hundred twelve".