105218240118 has 64 divisors (see below), whose sum is σ = 221551165440. Its totient is φ = 33268730400.

The previous prime is 105218240117. The next prime is 105218240143. The reversal of 105218240118 is 811042812501.

It is a super-2 number, since 2×105218240118² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105218240111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3794163 + ... + 3821793.

It is an arithmetic number, because the mean of its divisors is an integer number (3461736960).

Almost surely, 2^105218240118 is an apocalyptic number.

105218240118 is an abundant number, since it is smaller than the sum of its proper divisors (116332925322).

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

105218240118 is a wasteful number, since it uses less digits than its factorization.

105218240118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28073.

The product of its (nonzero) digits is 5120, while the sum is 33.

The spelling of 105218240118 in words is "one hundred five billion, two hundred eighteen million, two hundred forty thousand, one hundred eighteen".