33131042332 has 12 divisors (see below), whose sum is σ = 58143573936. Its totient is φ = 16518592640.

The previous prime is 33131042303. The next prime is 33131042333. The reversal of 33131042332 is 23324013133.

It is a junction number, because it is equal to n+sod(n) for n = 33131042297 and 33131042306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33131042333) 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 3 ways as a sum of consecutive naturals, for example, 11730544 + ... + 11733367.

It is an arithmetic number, because the mean of its divisors is an integer number (4845297828).

Almost surely, 2^33131042332 is an apocalyptic number.

It is an amenable number.

33131042332 is a deficient number, since it is larger than the sum of its proper divisors (25012531604).

33131042332 is a wasteful number, since it uses less digits than its factorization.

33131042332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23464268 (or 23464266 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 33131042332 its reverse (23324013133), we get a palindrome (56455055465).

The spelling of 33131042332 in words is "thirty-three billion, one hundred thirty-one million, forty-two thousand, three hundred thirty-two".