321130412 has 6 divisors (see below), whose sum is σ = 561978228. Its totient is φ = 160565204.

The previous prime is 321130361. The next prime is 321130421. The reversal of 321130412 is 214031123.

321130412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×321130412² = 206249483022579488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40141298 + ... + 40141305.

It is an arithmetic number, because the mean of its divisors is an integer number (93663038).

Almost surely, 2^321130412 is an apocalyptic number.

It is an amenable number.

321130412 is a deficient number, since it is larger than the sum of its proper divisors (240847816).

321130412 is a wasteful number, since it uses less digits than its factorization.

321130412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80282607 (or 80282605 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 321130412 is about 17920.1119416147. Note that the first 3 decimals coincide. The cubic root of 321130412 is about 684.7948393712.

Adding to 321130412 its reverse (214031123), we get a palindrome (535161535).

The spelling of 321130412 in words is "three hundred twenty-one million, one hundred thirty thousand, four hundred twelve".