33030311132 has 144 divisors (see below), whose sum is σ = 78576744960. Its totient is φ = 11840235264.

The previous prime is 33030311131. The next prime is 33030311141. The reversal of 33030311132 is 23111303033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33030311131) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 2059898 + ... + 2075870.

It is an arithmetic number, because the mean of its divisors is an integer number (545671840).

Almost surely, 2^33030311132 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 33030311132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39288372480).

33030311132 is an abundant number, since it is smaller than the sum of its proper divisors (45546433828).

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

33030311132 is a wasteful number, since it uses less digits than its factorization.

33030311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16052 (or 16037 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 33030311132 its reverse (23111303033), we get a palindrome (56141614165).

The spelling of 33030311132 in words is "thirty-three billion, thirty million, three hundred eleven thousand, one hundred thirty-two".