111001001001199 has 8 divisors (see below), whose sum is σ = 115846413649920. Its totient is φ = 106157195200056.

The previous prime is 111001001001169. The next prime is 111001001001251. The reversal of 111001001001199 is 991100100100111.

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 111001001001199 - 2¹¹ = 111001000999151 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 (111001001001169) 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, 401570719 + ... + 401847040.

It is an arithmetic number, because the mean of its divisors is an integer number (14480801706240).

Almost surely, 2^{111001001001199} is an apocalyptic number.

111001001001199 is a deficient number, since it is larger than the sum of its proper divisors (4845412648721).

111001001001199 is an equidigital number, since it uses as much as digits as its factorization.

111001001001199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803423789.

The product of its (nonzero) digits is 81, while the sum is 25.

The spelling of 111001001001199 in words is "one hundred eleven trillion, one billion, one million, one thousand, one hundred ninety-nine".