33033021112 has 128 divisors (see below), whose sum is σ = 77955696000. Its totient is φ = 13039488000.

The previous prime is 33033021101. The next prime is 33033021143. The reversal of 33033021112 is 21112033033.

It is a self number, because there is not a number n which added to its sum of digits gives 33033021112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25005412 + ... + 25006732.

It is an arithmetic number, because the mean of its divisors is an integer number (609028875).

Almost surely, 2^33033021112 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 33033021112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38977848000).

33033021112 is an abundant number, since it is smaller than the sum of its proper divisors (44922674888).

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

33033021112 is a wasteful number, since it uses less digits than its factorization.

33033021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062 (or 2044 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 33033021112 its reverse (21112033033), we get a palindrome (54145054145).

The spelling of 33033021112 in words is "thirty-three billion, thirty-three million, twenty-one thousand, one hundred twelve".