100331003321 has 8 divisors (see below), whose sum is σ = 102799935744. Its totient is φ = 97868237040.

The previous prime is 100331003309. The next prime is 100331003323. The reversal of 100331003321 is 123300133001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100331003321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100331003321.

It is not an unprimeable number, because it can be changed into a prime (100331003323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508585 + ... + 1573686.

It is an arithmetic number, because the mean of its divisors is an integer number (12849991968).

Almost surely, 2^100331003321 is an apocalyptic number.

It is an amenable number.

100331003321 is a deficient number, since it is larger than the sum of its proper divisors (2468932423).

100331003321 is an equidigital number, since it uses as much as digits as its factorization.

100331003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083071.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 100331003321 its reverse (123300133001), we get a palindrome (223631136322).

The spelling of 100331003321 in words is "one hundred billion, three hundred thirty-one million, three thousand, three hundred twenty-one".