100303131103 has 4 divisors (see below), whose sum is σ = 114632149840. Its totient is φ = 85974112368.

The previous prime is 100303131101. The next prime is 100303131109. The reversal of 100303131103 is 301131303001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301131303001 = 107 ⋅2814311243.

It is a cyclic number.

It is not a de Polignac number, because 100303131103 - 2¹ = 100303131101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303131101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7164509358 + ... + 7164509371.

It is an arithmetic number, because the mean of its divisors is an integer number (28658037460).

Almost surely, 2^100303131103 is an apocalyptic number.

100303131103 is a deficient number, since it is larger than the sum of its proper divisors (14329018737).

100303131103 is an equidigital number, since it uses as much as digits as its factorization.

100303131103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14329018736.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 100303131103 its reverse (301131303001), we get a palindrome (401434434104).

The spelling of 100303131103 in words is "one hundred billion, three hundred three million, one hundred thirty-one thousand, one hundred three".