101118115 has 20 divisors (see below), whose sum is σ = 141573744. Its totient is φ = 69329904.

The previous prime is 101118113. The next prime is 101118137. The reversal of 101118115 is 511811101.

It is not a de Polignac number, because 101118115 - 2¹ = 101118113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101118092 and 101118101.

It is not an unprimeable number, because it can be changed into a prime (101118113) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7794 + ... + 16216.

Almost surely, 2^101118115 is an apocalyptic number.

101118115 is a deficient number, since it is larger than the sum of its proper divisors (40455629).

101118115 is an frugal number, since it uses more digits than its factorization.

101118115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8456 (or 8435 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 19.

The square root of 101118115 is about 10055.7503449519. The cubic root of 101118115 is about 465.8824188968.

Adding to 101118115 its reverse (511811101), we get a palindrome (612929216).

The spelling of 101118115 in words is "one hundred one million, one hundred eighteen thousand, one hundred fifteen".