33123200000 has 264 divisors, whose sum is σ = 90382058928. Its totient is φ = 12032000000.

The previous prime is 33123199981. The next prime is 33123200029. The reversal of 33123200000 is 232133.

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 23 ways as a sum of consecutive naturals, for example, 35199530 + ... + 35200470.

Almost surely, 2^33123200000 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 33123200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45191029464).

33123200000 is an abundant number, since it is smaller than the sum of its proper divisors (57258858928).

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

33123200000 is an frugal number, since it uses more digits than its factorization.

33123200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 33123200000 its reverse (232133), we get a palindrome (33123432133).

The spelling of 33123200000 in words is "thirty-three billion, one hundred twenty-three million, two hundred thousand".