110000011111111 has 16 divisors (see below), whose sum is σ = 123380446404096. Its totient is φ = 97200981720000.

The previous prime is 110000011111103. The next prime is 110000011111117. The reversal of 110000011111111 is 111111110000011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110000011111111 - 2³ = 110000011111103 is a prime.

It is a Duffinian number.

110000011111111 is a modest number, since divided by 11111111 gives 1100000 as remainder.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110000011111117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 449882325 + ... + 450126766.

It is an arithmetic number, because the mean of its divisors is an integer number (7711277900256).

Almost surely, 2^{110000011111111} is an apocalyptic number.

110000011111111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

110000011111111 is a deficient number, since it is larger than the sum of its proper divisors (13380435292985).

110000011111111 is a wasteful number, since it uses less digits than its factorization.

110000011111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900009414.

The product of its (nonzero) digits is 1, while the sum is 10.

Adding to 110000011111111 its reverse (111111110000011), we get a palindrome (221111121111122).

It can be divided in two parts, 110000011 and 111111, that multiplied together give a palindrome (12222211222221).

The spelling of 110000011111111 in words is "one hundred ten trillion, eleven million, one hundred eleven thousand, one hundred eleven".