3303443034221 has 6 divisors (see below), whose sum is σ = 3631057219566. Its totient is φ = 3003130031000.

The previous prime is 3303443034217. The next prime is 3303443034223. The reversal of 3303443034221 is 1224303443033.

It can be written as a sum of positive squares in only one way, i.e., 2361108828100 + 942334206121 = 1536590^2 + 970739^2 .

It is not a de Polignac number, because 3303443034221 - 2² = 3303443034217 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 (3303443034223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13650590930 + ... + 13650591171.

It is an arithmetic number, because the mean of its divisors is an integer number (605176203261).

Almost surely, 2^{3303443034221} is an apocalyptic number.

It is an amenable number.

3303443034221 is a deficient number, since it is larger than the sum of its proper divisors (327614185345).

3303443034221 is a wasteful number, since it uses less digits than its factorization.

3303443034221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27301182123 (or 27301182112 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 3303443034221 its reverse (1224303443033), we get a palindrome (4527746477254).

The spelling of 3303443034221 in words is "three trillion, three hundred three billion, four hundred forty-three million, thirty-four thousand, two hundred twenty-one".