320221131122 has 16 divisors (see below), whose sum is σ = 481630665600. Its totient is φ = 159677861520.

The previous prime is 320221131077. The next prime is 320221131127. The reversal of 320221131122 is 221131122023.

It is a junction number, because it is equal to n+sod(n) for n = 320221131094 and 320221131103.

It is not an unprimeable number, because it can be changed into a prime (320221131127) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2222204 + ... + 2361912.

It is an arithmetic number, because the mean of its divisors is an integer number (30101916600).

Almost surely, 2^320221131122 is an apocalyptic number.

320221131122 is a deficient number, since it is larger than the sum of its proper divisors (161409534478).

320221131122 is a wasteful number, since it uses less digits than its factorization.

320221131122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142801.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 320221131122 its reverse (221131122023), we get a palindrome (541352253145).

Subtracting from 320221131122 its reverse (221131122023), we obtain a palindrome (99090009099).

The spelling of 320221131122 in words is "three hundred twenty billion, two hundred twenty-one million, one hundred thirty-one thousand, one hundred twenty-two".