111010101001109 has 8 divisors (see below), whose sum is σ = 115837989829632. Its totient is φ = 106182325730800.

The previous prime is 111010101001087. The next prime is 111010101001183. The reversal of 111010101001109 is 901100101010111.

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 111010101001109 - 2²⁴ = 111010084223893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010101001909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26388917 + ... + 30305034.

It is an arithmetic number, because the mean of its divisors is an integer number (14479748728704).

Almost surely, 2^{111010101001109} is an apocalyptic number.

It is an amenable number.

111010101001109 is a deficient number, since it is larger than the sum of its proper divisors (4827888828523).

111010101001109 is an equidigital number, since it uses as much as digits as its factorization.

111010101001109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56779107.

The product of its (nonzero) digits is 9, while the sum is 17.

The spelling of 111010101001109 in words is "one hundred eleven trillion, ten billion, one hundred one million, one thousand, one hundred nine".