33003003042 has 40 divisors (see below), whose sum is σ = 73966761792. Its totient is φ = 10998682200.

The previous prime is 33003003037. The next prime is 33003003049. The reversal of 33003003042 is 24030030033.

33003003042 is a `hidden beast` number, since 330 + 0 + 30 + 0 + 304 + 2 = 666.

It is a super-2 number, since 2×33003003042² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (33003003049) 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 19 ways as a sum of consecutive naturals, for example, 861067 + ... + 898577.

Almost surely, 2^33003003042 is an apocalyptic number.

33003003042 is an abundant number, since it is smaller than the sum of its proper divisors (40963758750).

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

33003003042 is a wasteful number, since it uses less digits than its factorization.

33003003042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42956 (or 42947 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

Adding to 33003003042 its reverse (24030030033), we get a palindrome (57033033075).

The spelling of 33003003042 in words is "thirty-three billion, three million, three thousand, forty-two".