101103 has 8 divisors (see below), whose sum is σ = 137088. Its totient is φ = 66264.

The previous prime is 101089. The next prime is 101107. The reversal of 101103 is 301101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101103 - 2⁸ = 100847 is a prime.

101103 is a lucky number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 101091 and 101100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51 + ... + 452.

It is an arithmetic number, because the mean of its divisors is an integer number (17136).

2¹⁰¹¹⁰³ is an apocalyptic number.

101103 is a deficient number, since it is larger than the sum of its proper divisors (35985).

101103 is an equidigital number, since it uses as much as digits as its factorization.

101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573.

The product of its (nonzero) digits is 3, while the sum is 6.

The square root of 101103 is about 317.9669794177. The cubic root of 101103 is about 46.5859204581.

Adding to 101103 its reverse (301101), we get a palindrome (402204).

The spelling of 101103 in words is "one hundred one thousand, one hundred three", and thus it is an iban number.