33013030042 has 16 divisors (see below), whose sum is σ = 49744094400. Its totient is φ = 16431805440.

The previous prime is 33013030019. The next prime is 33013030049. The reversal of 33013030042 is 24003031033.

It is not an unprimeable number, because it can be changed into a prime (33013030049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443809 + ... + 512827.

It is an arithmetic number, because the mean of its divisors is an integer number (3109005900).

Almost surely, 2^33013030042 is an apocalyptic number.

33013030042 is a deficient number, since it is larger than the sum of its proper divisors (16731064358).

33013030042 is a wasteful number, since it uses less digits than its factorization.

33013030042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70101.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 33013030042 its reverse (24003031033), we get a palindrome (57016061075).

Subtracting from 33013030042 its reverse (24003031033), we obtain a palindrome (9009999009).

The spelling of 33013030042 in words is "thirty-three billion, thirteen million, thirty thousand, forty-two".