112203 has 24 divisors (see below), whose sum is σ = 200928.
Its totient is φ = 58752.
The previous prime is 112199. The next prime is 112207. The reversal of 112203 is 302211.
Adding to 112203 its reverse (302211), we get a palindrome (414414).
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (112199) and next prime (112207).
It is not a de Polignac number, because 112203 - 22 = 112199 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a D-number.
It is a nialpdrome in base 11.
It is a zygodrome in base 11.
It is not an unprimeable number, because it can be changed into a prime (112207) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 751 + ... + 887.
It is an arithmetic number, because the mean of its divisors is an integer number (8372).
2112203 is an apocalyptic number.
112203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
112203 is a deficient number, since it is larger than the sum of its proper divisors (88725).
112203 is a wasteful number, since it uses less digits than its factorization.
112203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163 (or 160 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 112203 is about 334.9671625697.
The cubic root of 112203 is about 48.2319502587.
The spelling of 112203 in words is "one hundred twelve thousand, two hundred three", and thus it is an iban number.