321223303322122 has 4 divisors (see below), whose sum is σ = 481834954983186. Its totient is φ = 160611651661060.

The previous prime is 321223303322081. The next prime is 321223303322149. The reversal of 321223303322122 is 221223303322123.

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., 214336012367961 + 106887290954161 = 14640219^2 + 10338631^2 .

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, 80305825830529 + ... + 80305825830532.

Almost surely, 2^{321223303322122} is an apocalyptic number.

321223303322122 is a deficient number, since it is larger than the sum of its proper divisors (160611651661064).

321223303322122 is a wasteful number, since it uses less digits than its factorization.

321223303322122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160611651661063.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 321223303322122 its reverse (221223303322123), we get a palindrome (542446606644245).

Subtracting from 321223303322122 its reverse (221223303322123), we obtain a palindrome (99999999999999).

The spelling of 321223303322122 in words is "three hundred twenty-one trillion, two hundred twenty-three billion, three hundred three million, three hundred twenty-two thousand, one hundred twenty-two".