33011131330230 has 128 divisors (see below), whose sum is σ = 82496362291200. Its totient is φ = 8447559652224.

The previous prime is 33011131330153. The next prime is 33011131330237. The reversal of 33011131330230 is 3203313111033.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33011131330230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33011131330237) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 32253091 + ... + 33260849.

It is an arithmetic number, because the mean of its divisors is an integer number (644502830400).

Almost surely, 2^{33011131330230} is an apocalyptic number.

33011131330230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 33011131330230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41248181145600).

33011131330230 is an abundant number, since it is smaller than the sum of its proper divisors (49485230960970).

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

33011131330230 is a wasteful number, since it uses less digits than its factorization.

33011131330230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008258.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 33011131330230 its reverse (3203313111033), we get a palindrome (36214444441263).

The spelling of 33011131330230 in words is "thirty-three trillion, eleven billion, one hundred thirty-one million, three hundred thirty thousand, two hundred thirty".