33213130332 has 24 divisors (see below), whose sum is σ = 77558026896. Its totient is φ = 11062368768.

The previous prime is 33213130319. The next prime is 33213130387. The reversal of 33213130332 is 23303131233.

It is a super-2 number, since 2×33213130332² (a number of 22 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1068373 + ... + 1099020.

It is an arithmetic number, because the mean of its divisors is an integer number (3231584454).

Almost surely, 2^33213130332 is an apocalyptic number.

It is an amenable number.

33213130332 is an abundant number, since it is smaller than the sum of its proper divisors (44344896564).

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

33213130332 is a wasteful number, since it uses less digits than its factorization.

33213130332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2168677 (or 2168675 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 33213130332 its reverse (23303131233), we get a palindrome (56516261565).

Subtracting from 33213130332 its reverse (23303131233), we obtain a palindrome (9909999099).

The spelling of 33213130332 in words is "thirty-three billion, two hundred thirteen million, one hundred thirty thousand, three hundred thirty-two".