3301023221 has 4 divisors (see below), whose sum is σ = 3363306732. Its totient is φ = 3238739712.

The previous prime is 3301023217. The next prime is 3301023233. The reversal of 3301023221 is 1223201033.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1223201033 = 823 ⋅1486271.

It can be written as a sum of positive squares in 2 ways, for example, as 1798608100 + 1502415121 = 42410^2 + 38761^2 .

It is a cyclic number.

It is not a de Polignac number, because 3301023221 - 2² = 3301023217 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 3301023221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3301023421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31141676 + ... + 31141781.

It is an arithmetic number, because the mean of its divisors is an integer number (840826683).

Almost surely, 2^3301023221 is an apocalyptic number.

It is an amenable number.

3301023221 is a deficient number, since it is larger than the sum of its proper divisors (62283511).

3301023221 is an equidigital number, since it uses as much as digits as its factorization.

3301023221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62283510.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3301023221 is about 57454.5317707838. The cubic root of 3301023221 is about 1488.9594135280.

Adding to 3301023221 its reverse (1223201033), we get a palindrome (4524224254).

The spelling of 3301023221 in words is "three billion, three hundred one million, twenty-three thousand, two hundred twenty-one".