103003300321 has 4 divisors (see below), whose sum is σ = 103003982100. Its totient is φ = 103002618544.

The previous prime is 103003300313. The next prime is 103003300331. The reversal of 103003300321 is 123003300301.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 79307008225 + 23696292096 = 281615^2 + 153936^2 .

It is a cyclic number.

It is not a de Polignac number, because 103003300321 - 2³ = 103003300313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103003300295 and 103003300304.

It is not an unprimeable number, because it can be changed into a prime (103003300331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1906 + ... + 453883.

It is an arithmetic number, because the mean of its divisors is an integer number (25750995525).

Almost surely, 2^103003300321 is an apocalyptic number.

It is an amenable number.

103003300321 is a deficient number, since it is larger than the sum of its proper divisors (681779).

103003300321 is an equidigital number, since it uses as much as digits as its factorization.

103003300321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681778.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 103003300321 its reverse (123003300301), we get a palindrome (226006600622).

The spelling of 103003300321 in words is "one hundred three billion, three million, three hundred thousand, three hundred twenty-one".