111100312003111 has 8 divisors (see below), whose sum is σ = 117108560266880. Its totient is φ = 105108150081528.

The previous prime is 111100312003033. The next prime is 111100312003147. The reversal of 111100312003111 is 111300213001111.

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 111100312003111 - 2⁷ = 111100312002983 is a prime.

It is a super-2 number, since 2×111100312003111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111100312003171) 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, 4021571361 + ... + 4021598986.

It is an arithmetic number, because the mean of its divisors is an integer number (14638570033360).

Almost surely, 2^{111100312003111} is an apocalyptic number.

111100312003111 is a deficient number, since it is larger than the sum of its proper divisors (6008248263769).

111100312003111 is an equidigital number, since it uses as much as digits as its factorization.

111100312003111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8043171093.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 111100312003111 its reverse (111300213001111), we get a palindrome (222400525004222).

The spelling of 111100312003111 in words is "one hundred eleven trillion, one hundred billion, three hundred twelve million, three thousand, one hundred eleven".