100303302321 has 8 divisors (see below), whose sum is σ = 148597484960. Its totient is φ = 66868868196.

The previous prime is 100303302299. The next prime is 100303302349. The reversal of 100303302321 is 123203303001.

100303302321 is a `hidden beast` number, since 10 + 0 + 3 + 0 + 330 + 2 + 321 = 666.

It is not a de Polignac number, because 100303302321 - 2²³ = 100294913713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100303302294 and 100303302303.

It is not an unprimeable number, because it can be changed into a prime (100303302371) 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, 1857468535 + ... + 1857468588.

It is an arithmetic number, because the mean of its divisors is an integer number (18574685620).

Almost surely, 2^100303302321 is an apocalyptic number.

It is an amenable number.

100303302321 is a deficient number, since it is larger than the sum of its proper divisors (48294182639).

100303302321 is an equidigital number, since it uses as much as digits as its factorization.

100303302321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714937132 (or 3714937126 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 100303302321 its reverse (123203303001), we get a palindrome (223506605322).

The spelling of 100303302321 in words is "one hundred billion, three hundred three million, three hundred two thousand, three hundred twenty-one".