321123230130 has 32 divisors (see below), whose sum is σ = 770718685824. Its totient is φ = 85630313216.

The previous prime is 321123230123. The next prime is 321123230147. The reversal of 321123230130 is 31032321123.

It is a junction number, because it is equal to n+sod(n) for n = 321123230097 and 321123230106.

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 in 15 ways as a sum of consecutive naturals, for example, 1005322 + ... + 1285658.

It is an arithmetic number, because the mean of its divisors is an integer number (24084958932).

Almost surely, 2^321123230130 is an apocalyptic number.

321123230130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

321123230130 is an abundant number, since it is smaller than the sum of its proper divisors (449595455694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321123230130 is a wasteful number, since it uses less digits than its factorization.

321123230130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318530.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 321123230130 its reverse (31032321123), we get a palindrome (352155551253).

The spelling of 321123230130 in words is "three hundred twenty-one billion, one hundred twenty-three million, two hundred thirty thousand, one hundred thirty".