111105500555555 has 8 divisors (see below), whose sum is σ = 145447200727344. Its totient is φ = 80804000404000.

The previous prime is 111105500555521. The next prime is 111105500555617. The reversal of 111105500555555 is 555555005501111.

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

It is not a de Polignac number, because 111105500555555 - 2¹⁴ = 111105500539171 is a prime.

It is a Duffinian number.

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, 1010050004996 + ... + 1010050005105.

It is an arithmetic number, because the mean of its divisors is an integer number (18180900090918).

Almost surely, 2^{111105500555555} is an apocalyptic number.

111105500555555 is a deficient number, since it is larger than the sum of its proper divisors (34341700171789).

111105500555555 is a wasteful number, since it uses less digits than its factorization.

111105500555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020100010117.

The product of its (nonzero) digits is 390625, while the sum is 44.

The spelling of 111105500555555 in words is "one hundred eleven trillion, one hundred five billion, five hundred million, five hundred fifty-five thousand, five hundred fifty-five".