3213202210221 has 8 divisors (see below), whose sum is σ = 4338500874880. Its totient is φ = 2115019176192.

The previous prime is 3213202210217. The next prime is 3213202210237. The reversal of 3213202210221 is 1220122023123.

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

It is not a de Polignac number, because 3213202210221 - 2² = 3213202210217 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 (3213202610221) 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 7 ways as a sum of consecutive naturals, for example, 6778907380 + ... + 6778907853.

It is an arithmetic number, because the mean of its divisors is an integer number (542312609360).

Almost surely, 2^{3213202210221} is an apocalyptic number.

It is an amenable number.

3213202210221 is a deficient number, since it is larger than the sum of its proper divisors (1125298664659).

3213202210221 is a wasteful number, since it uses less digits than its factorization.

3213202210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13557815315.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 3213202210221 its reverse (1220122023123), we get a palindrome (4433324233344).

The spelling of 3213202210221 in words is "three trillion, two hundred thirteen billion, two hundred two million, two hundred ten thousand, two hundred twenty-one".