111001002211105 has 16 divisors (see below), whose sum is σ = 135916089028560. Its totient is φ = 86995856683008.

The previous prime is 111001002211097. The next prime is 111001002211123. The reversal of 111001002211105 is 501112200100111.

It can be written as a sum of positive squares in 8 ways, for example, as 90935296 + 111000911275809 = 9536^2 + 10535697^2 .

It is a cyclic number.

It is not a de Polignac number, because 111001002211105 - 2³ = 111001002211097 is a prime.

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, 311019060 + ... + 311375749.

It is an arithmetic number, because the mean of its divisors is an integer number (8494755564285).

Almost surely, 2^{111001002211105} is an apocalyptic number.

It is an amenable number.

111001002211105 is a deficient number, since it is larger than the sum of its proper divisors (24915086817455).

111001002211105 is an equidigital number, since it uses as much as digits as its factorization.

111001002211105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622395540.

The product of its (nonzero) digits is 20, while the sum is 16.

Adding to 111001002211105 its reverse (501112200100111), we get a palindrome (612113202311216).

The spelling of 111001002211105 in words is "one hundred eleven trillion, one billion, two million, two hundred eleven thousand, one hundred five".