3221402201 has 8 divisors (see below), whose sum is σ = 3251013000. Its totient is φ = 3191898240.

The previous prime is 3221402189. The next prime is 3221402207. The reversal of 3221402201 is 1022041223.

It can be written as a sum of positive squares in 4 ways, for example, as 745344601 + 2476057600 = 27301^2 + 49760^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3221402201 - 2²² = 3217207897 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 3221402201.

It is not an unprimeable number, because it can be changed into a prime (3221402207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34511 + ... + 87371.

It is an arithmetic number, because the mean of its divisors is an integer number (406376625).

Almost surely, 2^3221402201 is an apocalyptic number.

It is an amenable number.

3221402201 is a deficient number, since it is larger than the sum of its proper divisors (29610799).

3221402201 is a wasteful number, since it uses less digits than its factorization.

3221402201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53419.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 3221402201 is about 56757.3977645205. The cubic root of 3221402201 is about 1476.8905683336.

Adding to 3221402201 its reverse (1022041223), we get a palindrome (4243443424).

The spelling of 3221402201 in words is "three billion, two hundred twenty-one million, four hundred two thousand, two hundred one".