111055601105 has 4 divisors (see below), whose sum is σ = 133266721332. Its totient is φ = 88844480880.

The previous prime is 111055601009. The next prime is 111055601119. The reversal of 111055601105 is 501106550111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37934573824 + 73121027281 = 194768^2 + 270409^2 .

It is not a de Polignac number, because 111055601105 - 2⁸ = 111055600849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11105560106 + ... + 11105560115.

It is an arithmetic number, because the mean of its divisors is an integer number (33316680333).

Almost surely, 2^111055601105 is an apocalyptic number.

It is an amenable number.

111055601105 is a deficient number, since it is larger than the sum of its proper divisors (22211120227).

111055601105 is an equidigital number, since it uses as much as digits as its factorization.

111055601105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22211120226.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 111055601105 in words is "one hundred eleven billion, fifty-five million, six hundred one thousand, one hundred five".