111010111010111 has 8 divisors (see below), whose sum is σ = 117302924129280. Its totient is φ = 104839488437112.

The previous prime is 111010111010107. The next prime is 111010111010171.

111010111010111 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111010111010111 - 2² = 111010111010107 is a prime.

111010111010111 is a strobogrammatic number because it is the same when read upside-down.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111010111010092 and 111010111010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010111010171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30547634675 + ... + 30547638308.

It is an arithmetic number, because the mean of its divisors is an integer number (14662865516160).

Almost surely, 2^{111010111010111} is an apocalyptic number.

111010111010111 is a deficient number, since it is larger than the sum of its proper divisors (6292813119169).

111010111010111 is an equidigital number, since it uses as much as digits as its factorization.

111010111010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61095273085.

The product of its (nonzero) digits is 1, while the sum is 11.

The spelling of 111010111010111 in words is "one hundred eleven trillion, ten billion, one hundred eleven million, ten thousand, one hundred eleven".