111110110001115 has 32 divisors (see below), whose sum is σ = 188236175109696. Its totient is φ = 55772154408960.

The previous prime is 111110110001063. The next prime is 111110110001117. The reversal of 111110110001115 is 511100011011111.

It is not a de Polignac number, because 111110110001115 - 2¹⁰ = 111110110000091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 111110110001094 and 111110110001103.

It is not an unprimeable number, because it can be changed into a prime (111110110001117) 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, 15914409 + ... + 21805701.

It is an arithmetic number, because the mean of its divisors is an integer number (5882380472178).

Almost surely, 2^{111110110001115} is an apocalyptic number.

111110110001115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

111110110001115 is a deficient number, since it is larger than the sum of its proper divisors (77126065108581).

111110110001115 is a wasteful number, since it uses less digits than its factorization.

111110110001115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5965279.

The product of its (nonzero) digits is 5, while the sum is 15.

Adding to 111110110001115 its reverse (511100011011111), we get a palindrome (622210121012226).

The spelling of 111110110001115 in words is "one hundred eleven trillion, one hundred ten billion, one hundred ten million, one thousand, one hundred fifteen".