103100103 has 12 divisors (see below), whose sum is σ = 149923800. Its totient is φ = 68271216.

The previous prime is 103100089. The next prime is 103100113. The reversal of 103100103 is 301001301.

It is not a de Polignac number, because 103100103 - 2⁵ = 103100071 is a prime.

It is a super-2 number, since 2×103100103² = 21259262477221218, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103100113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37101 + ... + 39782.

It is an arithmetic number, because the mean of its divisors is an integer number (12493650).

Almost surely, 2^103100103 is an apocalyptic number.

103100103 is a deficient number, since it is larger than the sum of its proper divisors (46823697).

103100103 is a wasteful number, since it uses less digits than its factorization.

103100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77038 (or 77035 counting only the distinct ones).

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

The square root of 103100103 is about 10153.8220882582. The cubic root of 103100103 is about 468.9066224356.

Adding to 103100103 its reverse (301001301), we get a palindrome (404101404).

The spelling of 103100103 in words is "one hundred three million, one hundred thousand, one hundred three".