33031040012 has 12 divisors (see below), whose sum is σ = 57965337360. Its totient is φ = 16469515056.

The previous prime is 33031039997. The next prime is 33031040033. The reversal of 33031040012 is 21004013033.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 11499623 + ... + 11502494.

It is an arithmetic number, because the mean of its divisors is an integer number (4830444780).

Almost surely, 2^33031040012 is an apocalyptic number.

It is an amenable number.

33031040012 is a deficient number, since it is larger than the sum of its proper divisors (24934297348).

33031040012 is a wasteful number, since it uses less digits than its factorization.

33031040012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23002480 (or 23002478 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 33031040012 its reverse (21004013033), we get a palindrome (54035053045).

The spelling of 33031040012 in words is "thirty-three billion, thirty-one million, forty thousand, twelve".