321220300030130 has 32 divisors (see below), whose sum is σ = 603336573302400. Its totient is φ = 122901465461632.

The previous prime is 321220300030081. The next prime is 321220300030163. The reversal of 321220300030130 is 31030003022123.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210836126 + ... + 212354214.

It is an arithmetic number, because the mean of its divisors is an integer number (18854267915700).

Almost surely, 2^{321220300030130} is an apocalyptic number.

321220300030130 is a deficient number, since it is larger than the sum of its proper divisors (282116273272270).

321220300030130 is a wasteful number, since it uses less digits than its factorization.

321220300030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438098.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 321220300030130 its reverse (31030003022123), we get a palindrome (352250303052253).

The spelling of 321220300030130 in words is "three hundred twenty-one trillion, two hundred twenty billion, three hundred million, thirty thousand, one hundred thirty".