111660663806105 has 8 divisors (see below), whose sum is σ = 134028253800000. Its totient is φ = 89304892889776.

The previous prime is 111660663806077. The next prime is 111660663806161. The reversal of 111660663806105 is 501608366066111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111660663806105 - 2⁸ = 111660663805849 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2954748605 + ... + 2954786394.

It is an arithmetic number, because the mean of its divisors is an integer number (16753531725000).

Almost surely, 2^{111660663806105} is an apocalyptic number.

It is an amenable number.

111660663806105 is a deficient number, since it is larger than the sum of its proper divisors (22367589993895).

111660663806105 is an equidigital number, since it uses as much as digits as its factorization.

111660663806105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5909538783.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 111660663806105 in words is "one hundred eleven trillion, six hundred sixty billion, six hundred sixty-three million, eight hundred six thousand, one hundred five".