321123122330 has 48 divisors (see below), whose sum is σ = 585204511320. Its totient is φ = 126872385024.

The previous prime is 321123122317. The next prime is 321123122339. The reversal of 321123122330 is 33221321123.

It can be written as a sum of positive squares in 12 ways, for example, as 93823978249 + 227299144081 = 306307^2 + 476759^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321123122296 and 321123122305.

It is not an unprimeable number, because it can be changed into a prime (321123122339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113189672 + ... + 113192508.

Almost surely, 2^321123122330 is an apocalyptic number.

321123122330 is a deficient number, since it is larger than the sum of its proper divisors (264081388990).

321123122330 is a wasteful number, since it uses less digits than its factorization.

321123122330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451 (or 4362 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321123122330 its reverse (33221321123), we get a palindrome (354344443453).

The spelling of 321123122330 in words is "three hundred twenty-one billion, one hundred twenty-three million, one hundred twenty-two thousand, three hundred thirty".