3213221020322 has 4 divisors (see below), whose sum is σ = 4819831530486. Its totient is φ = 1606610510160.

The previous prime is 3213221020309. The next prime is 3213221020351. The reversal of 3213221020322 is 2230201223123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3206065721401 + 7155298921 = 1790549^2 + 84589^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803305255079 + ... + 803305255082.

Almost surely, 2^{3213221020322} is an apocalyptic number.

3213221020322 is a deficient number, since it is larger than the sum of its proper divisors (1606610510164).

3213221020322 is a wasteful number, since it uses less digits than its factorization.

3213221020322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606610510163.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 3213221020322 its reverse (2230201223123), we get a palindrome (5443422243445).

The spelling of 3213221020322 in words is "three trillion, two hundred thirteen billion, two hundred twenty-one million, twenty thousand, three hundred twenty-two".