100310103 has 16 divisors (see below), whose sum is σ = 150646240. Its totient is φ = 65956032.

The previous prime is 100310087. The next prime is 100310143. The reversal of 100310103 is 301013001.

It is not a de Polignac number, because 100310103 - 2⁴ = 100310087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100310143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23476 + ... + 27417.

It is an arithmetic number, because the mean of its divisors is an integer number (9415390).

Almost surely, 2^100310103 is an apocalyptic number.

100310103 is a deficient number, since it is larger than the sum of its proper divisors (50336137).

100310103 is an equidigital number, since it uses as much as digits as its factorization.

100310103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50975 (or 50969 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 9.

The square root of 100310103 is about 10015.4931481181. The cubic root of 100310103 is about 464.6381784733.

Adding to 100310103 its reverse (301013001), we get a palindrome (401323104).

The spelling of 100310103 in words is "one hundred million, three hundred ten thousand, one hundred three".