111360115111 has 4 divisors (see below), whose sum is σ = 127268702992. Its totient is φ = 95451527232.

The previous prime is 111360115093. The next prime is 111360115147. The reversal of 111360115111 is 111511063111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111511063111 = 7 ⋅15930151873.

It is a cyclic number.

It is not a de Polignac number, because 111360115111 - 2⁵ = 111360115079 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 (111360116111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7954293930 + ... + 7954293943.

It is an arithmetic number, because the mean of its divisors is an integer number (31817175748).

Almost surely, 2^111360115111 is an apocalyptic number.

111360115111 is a deficient number, since it is larger than the sum of its proper divisors (15908587881).

111360115111 is an equidigital number, since it uses as much as digits as its factorization.

111360115111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15908587880.

The product of its (nonzero) digits is 90, while the sum is 22.

Adding to 111360115111 its reverse (111511063111), we get a palindrome (222871178222).

The spelling of 111360115111 in words is "one hundred eleven billion, three hundred sixty million, one hundred fifteen thousand, one hundred eleven".