321130122 has 32 divisors (see below), whose sum is σ = 660489984. Its totient is φ = 104025600.

The previous prime is 321130093. The next prime is 321130189. The reversal of 321130122 is 221031123.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64258 + ... + 69074.

It is an arithmetic number, because the mean of its divisors is an integer number (20640312).

Almost surely, 2^321130122 is an apocalyptic number.

321130122 is an abundant number, since it is smaller than the sum of its proper divisors (339359862).

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

321130122 is a wasteful number, since it uses less digits than its factorization.

321130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5134.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 321130122 is about 17920.1038501455. The cubic root of 321130122 is about 684.7946332342.

Adding to 321130122 its reverse (221031123), we get a palindrome (542161245).

It can be divided in two parts, 3211 and 30122, that added together give a palindrome (33333).

The spelling of 321130122 in words is "three hundred twenty-one million, one hundred thirty thousand, one hundred twenty-two".