105311118 has 16 divisors (see below), whose sum is σ = 229769856. Its totient is φ = 31912440.

The previous prime is 105311117. The next prime is 105311149. The reversal of 105311118 is 811113501.

It is a happy number.

It is a super-2 number, since 2×105311118² = 22180863148819848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105311094 and 105311103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105311117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797746 + ... + 797877.

It is an arithmetic number, because the mean of its divisors is an integer number (14360616).

Almost surely, 2^105311118 is an apocalyptic number.

105311118 is an abundant number, since it is smaller than the sum of its proper divisors (124458738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105311118 is a wasteful number, since it uses less digits than its factorization.

105311118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595639.

The product of its (nonzero) digits is 120, while the sum is 21.

The square root of 105311118 is about 10262.1205410968. The cubic root of 105311118 is about 472.2348939765.

Adding to 105311118 its reverse (811113501), we get a palindrome (916424619).

The spelling of 105311118 in words is "one hundred five million, three hundred eleven thousand, one hundred eighteen".