33044011221 has 8 divisors (see below), whose sum is σ = 47447811040. Its totient is φ = 20334776112.

The previous prime is 33044011219. The next prime is 33044011267. The reversal of 33044011221 is 12211044033.

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

It is not a de Polignac number, because 33044011221 - 2¹ = 33044011219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33044011321) 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, 423641131 + ... + 423641208.

It is an arithmetic number, because the mean of its divisors is an integer number (5930976380).

Almost surely, 2^33044011221 is an apocalyptic number.

It is an amenable number.

33044011221 is a deficient number, since it is larger than the sum of its proper divisors (14403799819).

33044011221 is a wasteful number, since it uses less digits than its factorization.

33044011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847282355.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 33044011221 its reverse (12211044033), we get a palindrome (45255055254).

The spelling of 33044011221 in words is "thirty-three billion, forty-four million, eleven thousand, two hundred twenty-one".