2031303221103 has 48 divisors (see below), whose sum is σ = 2942469379584. Its totient is φ = 1245904208640.

The previous prime is 2031303221063. The next prime is 2031303221159. The reversal of 2031303221103 is 3011223031302.

It is not a de Polignac number, because 2031303221103 - 2³² = 2027008253807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2031303221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031303221803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 254131275 + ... + 254139267.

It is an arithmetic number, because the mean of its divisors is an integer number (61301445408).

Almost surely, 2^{2031303221103} is an apocalyptic number.

2031303221103 is a deficient number, since it is larger than the sum of its proper divisors (911166158481).

2031303221103 is a wasteful number, since it uses less digits than its factorization.

2031303221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9616 (or 9603 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2031303221103 its reverse (3011223031302), we get a palindrome (5042526252405).

The spelling of 2031303221103 in words is "two trillion, thirty-one billion, three hundred three million, two hundred twenty-one thousand, one hundred three".