4033334433221 has 8 divisors (see below), whose sum is σ = 4059210912480. Its totient is φ = 4007495108592.

The previous prime is 4033334433181. The next prime is 4033334433229. The reversal of 4033334433221 is 1223344333304.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4033334433221 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 (4033334433229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9070835 + ... + 9505088.

It is an arithmetic number, because the mean of its divisors is an integer number (507401364060).

Almost surely, 2^{4033334433221} is an apocalyptic number.

It is an amenable number.

4033334433221 is a deficient number, since it is larger than the sum of its proper divisors (25876479259).

4033334433221 is a wasteful number, since it uses less digits than its factorization.

4033334433221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18577315.

The product of its (nonzero) digits is 186624, while the sum is 35.

Adding to 4033334433221 its reverse (1223344333304), we get a palindrome (5256678766525).

The spelling of 4033334433221 in words is "four trillion, thirty-three billion, three hundred thirty-four million, four hundred thirty-three thousand, two hundred twenty-one".