3221002201 has 4 divisors (see below), whose sum is σ = 3225291904. Its totient is φ = 3216712500.

The previous prime is 3221002159. The next prime is 3221002217. The reversal of 3221002201 is 1022001223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3221002201 - 2¹⁹ = 3220477913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221002241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143725 + ... + 2145226.

It is an arithmetic number, because the mean of its divisors is an integer number (806322976).

Almost surely, 2^3221002201 is an apocalyptic number.

It is an amenable number.

3221002201 is a deficient number, since it is larger than the sum of its proper divisors (4289703).

3221002201 is an equidigital number, since it uses as much as digits as its factorization.

3221002201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289702.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3221002201 is about 56753.8738854010. The cubic root of 3221002201 is about 1476.8294375337.

Adding to 3221002201 its reverse (1022001223), we get a palindrome (4243003424).

The spelling of 3221002201 in words is "three billion, two hundred twenty-one million, two thousand, two hundred one".