320321321122 has 16 divisors (see below), whose sum is σ = 524171621952. Its totient is φ = 145597972720.

The previous prime is 320321321041. The next prime is 320321321123. The reversal of 320321321122 is 221123123023.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 320321321093 and 320321321102.

It is not an unprimeable number, because it can be changed into a prime (320321321123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1655043 + ... + 1838425.

It is an arithmetic number, because the mean of its divisors is an integer number (32760726372).

Almost surely, 2^320321321122 is an apocalyptic number.

320321321122 is a deficient number, since it is larger than the sum of its proper divisors (203850300830).

320321321122 is a wasteful number, since it uses less digits than its factorization.

320321321122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262793.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320321321122 its reverse (221123123023), we get a palindrome (541444444145).

The spelling of 320321321122 in words is "three hundred twenty billion, three hundred twenty-one million, three hundred twenty-one thousand, one hundred twenty-two".