33030000000000 has 726 divisors, whose sum is σ = 119541599114288. Its totient is φ = 8784000000000.

The previous prime is 33029999999999. The next prime is 33030000000013. The reversal of 33030000000000 is 3033.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 33030000000000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 65 ways as a sum of consecutive naturals, for example, 89999999817 + ... + 90000000183.

Almost surely, 2^{33030000000000} is an apocalyptic number.

33030000000000 is a gapful number since it is divisible by the number (30) 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 33030000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59770799557144).

33030000000000 is an abundant number, since it is smaller than the sum of its proper divisors (86511599114288).

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

33030000000000 is an frugal number, since it uses more digits than its factorization.

33030000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 9.

Adding to 33030000000000 its reverse (3033), we get a palindrome (33030000003033).

The spelling of 33030000000000 in words is "thirty-three trillion, thirty billion", and thus it is an aban number and an uban number.