33213131332 has 24 divisors (see below), whose sum is σ = 58496477760. Its totient is φ = 16500150240.

The previous prime is 33213131309. The next prime is 33213131351. The reversal of 33213131332 is 23313131233.

It is a super-2 number, since 2×33213131332² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33213131297 and 33213131306.

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 7 ways as a sum of consecutive naturals, for example, 412833 + ... + 486679.

It is an arithmetic number, because the mean of its divisors is an integer number (2437353240).

Almost surely, 2^33213131332 is an apocalyptic number.

It is an amenable number.

33213131332 is a deficient number, since it is larger than the sum of its proper divisors (25283346428).

33213131332 is a wasteful number, since it uses less digits than its factorization.

33213131332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74571 (or 74569 counting only the distinct ones).

The product of its digits is 2916, while the sum is 25.

Adding to 33213131332 its reverse (23313131233), we get a palindrome (56526262565).

Subtracting from 33213131332 its reverse (23313131233), we obtain a palindrome (9900000099).

The spelling of 33213131332 in words is "thirty-three billion, two hundred thirteen million, one hundred thirty-one thousand, three hundred thirty-two".