111411001001111 has 32 divisors (see below), whose sum is σ = 134931290923008. Its totient is φ = 89801382343680.

The previous prime is 111411001001099. The next prime is 111411001001159. The reversal of 111411001001111 is 111100100114111.

It is a de Polignac number, because none of the positive numbers 2^k-111411001001111 is a prime.

It is a super-2 number, since 2×111411001001111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111411001001011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2623698266 + ... + 2623740728.

It is an arithmetic number, because the mean of its divisors is an integer number (4216602841344).

Almost surely, 2^{111411001001111} is an apocalyptic number.

111411001001111 is a deficient number, since it is larger than the sum of its proper divisors (23520289921897).

111411001001111 is a wasteful number, since it uses less digits than its factorization.

111411001001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60711.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 111411001001111 its reverse (111100100114111), we get a palindrome (222511101115222).

The spelling of 111411001001111 in words is "one hundred eleven trillion, four hundred eleven billion, one million, one thousand, one hundred eleven".