113303111 has 4 divisors (see below), whose sum is σ = 113325672. Its totient is φ = 113280552.

The previous prime is 113303101. The next prime is 113303117. The reversal of 113303111 is 111303311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 113303111 - 2¹⁰ = 113302087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113303117) 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, 41 + ... + 15053.

It is an arithmetic number, because the mean of its divisors is an integer number (28331418).

Almost surely, 2^113303111 is an apocalyptic number.

113303111 is a deficient number, since it is larger than the sum of its proper divisors (22561).

113303111 is an equidigital number, since it uses as much as digits as its factorization.

113303111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22560.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 113303111 is about 10644.3934068598. The cubic root of 113303111 is about 483.8907031282.

Adding to 113303111 its reverse (111303311), we get a palindrome (224606422).

It can be divided in two parts, 11330 and 3111, that added together give a palindrome (14441).

The spelling of 113303111 in words is "one hundred thirteen million, three hundred three thousand, one hundred eleven".