3231220221322 has 8 divisors (see below), whose sum is σ = 4848192194400. Its totient is φ = 1615156156524.

The previous prime is 3231220221301. The next prime is 3231220221349. The reversal of 3231220221322 is 2231220221323.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226968172 + ... + 226982407.

It is an arithmetic number, because the mean of its divisors is an integer number (606024024300).

Almost surely, 2^{3231220221322} is an apocalyptic number.

3231220221322 is a deficient number, since it is larger than the sum of its proper divisors (1616971973078).

3231220221322 is a wasteful number, since it uses less digits than its factorization.

3231220221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453954140.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 3231220221322 its reverse (2231220221323), we get a palindrome (5462440442645).

Subtracting from 3231220221322 its reverse (2231220221323), we obtain a palindrome (999999999999).

The spelling of 3231220221322 in words is "three trillion, two hundred thirty-one billion, two hundred twenty million, two hundred twenty-one thousand, three hundred twenty-two".