103100 has 18 divisors (see below), whose sum is σ = 223944. Its totient is φ = 41200.

The previous prime is 103099. The next prime is 103123. The reversal of 103100 is 1301.

103100 = 110² + 111² + ... + 117².

It is a super-2 number, since 2×103100² = 21259220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 416 + ... + 615.

2¹⁰³¹⁰⁰ is an apocalyptic number.

103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103100 is an abundant number, since it is smaller than the sum of its proper divisors (120844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103100 is a wasteful number, since it uses less digits than its factorization.

103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045 (or 1038 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 5.

The square root of 103100 is about 321.0918871600. The cubic root of 103100 is about 46.8906466285.

Adding to 103100 its reverse (1301), we get a palindrome (104401).

The spelling of 103100 in words is "one hundred three thousand, one hundred", and thus it is an iban number.