20303321132103 has 8 divisors (see below), whose sum is σ = 27071182118400. Its totient is φ = 13535503783608.

The previous prime is 20303321132089. The next prime is 20303321132161. The reversal of 20303321132103 is 30123112330302.

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

It is not a de Polignac number, because 20303321132103 - 2⁵ = 20303321132071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20303321132173) 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, 9807933 + ... + 11696246.

It is an arithmetic number, because the mean of its divisors is an integer number (3383897764800).

Almost surely, 2^{20303321132103} is an apocalyptic number.

20303321132103 is a deficient number, since it is larger than the sum of its proper divisors (6767860986297).

20303321132103 is a wasteful number, since it uses less digits than its factorization.

20303321132103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21818901.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 20303321132103 its reverse (30123112330302), we get a palindrome (50426433462405).

The spelling of 20303321132103 in words is "twenty trillion, three hundred three billion, three hundred twenty-one million, one hundred thirty-two thousand, one hundred three".