3312320221 has 8 divisors (see below), whose sum is σ = 3786223040. Its totient is φ = 2838595968.

The previous prime is 3312320203. The next prime is 3312320227. The reversal of 3312320221 is 1220232133.

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 3312320221 - 2¹¹ = 3312318173 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 (3312320227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196 + ... + 81421.

It is an arithmetic number, because the mean of its divisors is an integer number (473277880).

Almost surely, 2^3312320221 is an apocalyptic number.

It is an amenable number.

3312320221 is a deficient number, since it is larger than the sum of its proper divisors (473902819).

3312320221 is an equidigital number, since it uses as much as digits as its factorization.

3312320221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89283.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 3312320221 is about 57552.7603247664. The cubic root of 3312320221 is about 1490.6560210489.

Adding to 3312320221 its reverse (1220232133), we get a palindrome (4532552354).

The spelling of 3312320221 in words is "three billion, three hundred twelve million, three hundred twenty thousand, two hundred twenty-one".