33031322132 has 24 divisors (see below), whose sum is σ = 61414255560. Its totient is φ = 15515176320.

The previous prime is 33031322113. The next prime is 33031322147. The reversal of 33031322132 is 23122313033.

It can be written as a sum of positive squares in 4 ways, for example, as 21151630096 + 11879692036 = 145436^2 + 108994^2 .

It is a junction number, because it is equal to n+sod(n) for n = 33031322098 and 33031322107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3843719 + ... + 3852302.

It is an arithmetic number, because the mean of its divisors is an integer number (2558927315).

Almost surely, 2^33031322132 is an apocalyptic number.

It is an amenable number.

33031322132 is a deficient number, since it is larger than the sum of its proper divisors (28382933428).

33031322132 is a wasteful number, since it uses less digits than its factorization.

33031322132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696091 (or 7696089 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 33031322132 its reverse (23122313033), we get a palindrome (56153635165).

Subtracting from 33031322132 its reverse (23122313033), we obtain a palindrome (9909009099).

The spelling of 33031322132 in words is "thirty-three billion, thirty-one million, three hundred twenty-two thousand, one hundred thirty-two".