100131233103 has 20 divisors (see below), whose sum is σ = 163176825768. Its totient is φ = 60685595280.

The previous prime is 100131233093. The next prime is 100131233123. The reversal of 100131233103 is 301332131001.

It is a happy number.

It is not a de Polignac number, because 100131233103 - 2⁶ = 100131233039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100131233123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 56189476 + ... + 56191257.

Almost surely, 2^100131233103 is an apocalyptic number.

100131233103 is a deficient number, since it is larger than the sum of its proper divisors (63045592665).

100131233103 is a wasteful number, since it uses less digits than its factorization.

100131233103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112380756 (or 112380747 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 100131233103 its reverse (301332131001), we get a palindrome (401463364104).

The spelling of 100131233103 in words is "one hundred billion, one hundred thirty-one million, two hundred thirty-three thousand, one hundred three".