321030241312 has 48 divisors (see below), whose sum is σ = 689543971200. Its totient is φ = 145910442240.

The previous prime is 321030241283. The next prime is 321030241319. The reversal of 321030241312 is 213142030123.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (321030241319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5065114 + ... + 5128102.

It is an arithmetic number, because the mean of its divisors is an integer number (14365499400).

Almost surely, 2^321030241312 is an apocalyptic number.

321030241312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

321030241312 is an abundant number, since it is smaller than the sum of its proper divisors (368513729888).

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

321030241312 is a wasteful number, since it uses less digits than its factorization.

321030241312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77489 (or 77481 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 321030241312 its reverse (213142030123), we get a palindrome (534172271435).

The spelling of 321030241312 in words is "three hundred twenty-one billion, thirty million, two hundred forty-one thousand, three hundred twelve".