3213302132221 has 8 divisors (see below), whose sum is σ = 3338923647488. Its totient is φ = 3089053530000.

The previous prime is 3213302132203. The next prime is 3213302132233. The reversal of 3213302132221 is 1222312033123.

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 3213302132221 - 2¹⁵ = 3213302099453 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 (3213302132251) 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, 343223490 + ... + 343232851.

It is an arithmetic number, because the mean of its divisors is an integer number (417365455936).

Almost surely, 2^{3213302132221} is an apocalyptic number.

3213302132221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3213302132221 is a deficient number, since it is larger than the sum of its proper divisors (125621515267).

3213302132221 is a wasteful number, since it uses less digits than its factorization.

3213302132221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686456523.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 3213302132221 its reverse (1222312033123), we get a palindrome (4435614165344).

The spelling of 3213302132221 in words is "three trillion, two hundred thirteen billion, three hundred two million, one hundred thirty-two thousand, two hundred twenty-one".