33113312011 has 8 divisors (see below), whose sum is σ = 37758165984. Its totient is φ = 28768126080.

The previous prime is 33113312009. The next prime is 33113312021. The reversal of 33113312011 is 11021331133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33113312011 - 2¹ = 33113312009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33113312011.

It is not an unprimeable number, because it can be changed into a prime (33113312021) 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 7 ways as a sum of consecutive naturals, for example, 74916775 + ... + 74917216.

It is an arithmetic number, because the mean of its divisors is an integer number (4719770748).

Almost surely, 2^33113312011 is an apocalyptic number.

33113312011 is a deficient number, since it is larger than the sum of its proper divisors (4644853973).

33113312011 is a wasteful number, since it uses less digits than its factorization.

33113312011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149834021.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 33113312011 its reverse (11021331133), we get a palindrome (44134643144).

The spelling of 33113312011 in words is "thirty-three billion, one hundred thirteen million, three hundred twelve thousand, eleven".