111411110145 has 16 divisors (see below), whose sum is σ = 183075554880. Its totient is φ = 57813332544.

The previous prime is 111411110117. The next prime is 111411110231. The reversal of 111411110145 is 541011114111.

It is not a de Polignac number, because 111411110145 - 2⁵ = 111411110113 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, 100369815 + ... + 100370924.

It is an arithmetic number, because the mean of its divisors is an integer number (11442222180).

Almost surely, 2^111411110145 is an apocalyptic number.

111411110145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111411110145 is a deficient number, since it is larger than the sum of its proper divisors (71664444735).

111411110145 is a wasteful number, since it uses less digits than its factorization.

111411110145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200740784.

The product of its (nonzero) digits is 80, while the sum is 21.

Adding to 111411110145 its reverse (541011114111), we get a palindrome (652422224256).

The spelling of 111411110145 in words is "one hundred eleven billion, four hundred eleven million, one hundred ten thousand, one hundred forty-five".