106203 has 4 divisors (see below), whose sum is σ = 141608. Its totient is φ = 70800.

The previous prime is 106189. The next prime is 106207. The reversal of 106203 is 302601.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 106203 - 2⁴ = 106187 is a prime.

It is a super-2 number, since 2×106203² = 22558154418, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 106203.

It is not an unprimeable number, because it can be changed into a prime (106207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17698 + ... + 17703.

It is an arithmetic number, because the mean of its divisors is an integer number (35402).

2¹⁰⁶²⁰³ is an apocalyptic number.

106203 is a deficient number, since it is larger than the sum of its proper divisors (35405).

106203 is an equidigital number, since it uses as much as digits as its factorization.

106203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35404.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 106203 is about 325.8880175766. Note that the first 3 decimals coincide. The cubic root of 106203 is about 47.3564270478.

Adding to 106203 its reverse (302601), we get a palindrome (408804).

The spelling of 106203 in words is "one hundred six thousand, two hundred three".