111105611405255 has 16 divisors (see below), whose sum is σ = 133511565043584. Its totient is φ = 88761319264800.

The previous prime is 111105611405221. The next prime is 111105611405281. The reversal of 111105611405255 is 552504116501111.

It is a de Polignac number, because none of the positive numbers 2^k-111105611405255 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14238080 + ... + 20613930.

It is an arithmetic number, because the mean of its divisors is an integer number (8344472815224).

Almost surely, 2^{111105611405255} is an apocalyptic number.

111105611405255 is a deficient number, since it is larger than the sum of its proper divisors (22405953638329).

111105611405255 is an equidigital number, since it uses as much as digits as its factorization.

111105611405255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6380686.

The product of its (nonzero) digits is 30000, while the sum is 38.

Adding to 111105611405255 its reverse (552504116501111), we get a palindrome (663609727906366).

The spelling of 111105611405255 in words is "one hundred eleven trillion, one hundred five billion, six hundred eleven million, four hundred five thousand, two hundred fifty-five".