113218 has 8 divisors (see below), whose sum is σ = 194112. Its totient is φ = 48516.

The previous prime is 113213. The next prime is 113227. The reversal of 113218 is 812311.

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

It is not an unprimeable number, because it can be changed into a prime (113213) 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, 4030 + ... + 4057.

It is an arithmetic number, because the mean of its divisors is an integer number (24264).

2¹¹³²¹⁸ is an apocalyptic number.

113218 is a deficient number, since it is larger than the sum of its proper divisors (80894).

113218 is an equidigital number, since it uses as much as digits as its factorization.

113218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8096.

The product of its digits is 48, while the sum is 16.

The square root of 113218 is about 336.4788254853. The cubic root of 113218 is about 48.3769509815.

Adding to 113218 its reverse (812311), we get a palindrome (925529).

The spelling of 113218 in words is "one hundred thirteen thousand, two hundred eighteen".