111111099967 has 8 divisors (see below), whose sum is σ = 129937233536. Its totient is φ = 93023246232.

The previous prime is 111111099919. The next prime is 111111099971. The reversal of 111111099967 is 769990111111.

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

It is not a de Polignac number, because 111111099967 - 2⁷ = 111111099839 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 (111111099917) 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, 184569633 + ... + 184570234.

It is an arithmetic number, because the mean of its divisors is an integer number (16242154192).

Almost surely, 2^111111099967 is an apocalyptic number.

111111099967 is a deficient number, since it is larger than the sum of its proper divisors (18826133569).

111111099967 is an equidigital number, since it uses as much as digits as its factorization.

111111099967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369139917.

The product of its (nonzero) digits is 30618, while the sum is 46.

The spelling of 111111099967 in words is "one hundred eleven billion, one hundred eleven million, ninety-nine thousand, nine hundred sixty-seven".