111002112109 has 8 divisors (see below), whose sum is σ = 128023406720. Its totient is φ = 94271780016.

The previous prime is 111002112043. The next prime is 111002112161. The reversal of 111002112109 is 901211200111.

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 111002112109 - 2¹⁵ = 111002079341 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 (111002112509) 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, 72739809 + ... + 72741334.

It is an arithmetic number, because the mean of its divisors is an integer number (16002925840).

Almost surely, 2^111002112109 is an apocalyptic number.

It is an amenable number.

111002112109 is a deficient number, since it is larger than the sum of its proper divisors (17021294611).

111002112109 is a wasteful number, since it uses less digits than its factorization.

111002112109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145481259.

The product of its (nonzero) digits is 36, while the sum is 19.

The spelling of 111002112109 in words is "one hundred eleven billion, two million, one hundred twelve thousand, one hundred nine".