111220000111 has 8 divisors (see below), whose sum is σ = 121838572800. Its totient is φ = 100686038040.

The previous prime is 111220000103. The next prime is 111220000169. The reversal of 111220000111 is 111000022111.

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 111220000111 - 2³ = 111220000103 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220000211) 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, 21149901 + ... + 21155158.

It is an arithmetic number, because the mean of its divisors is an integer number (15229821600).

Almost surely, 2^111220000111 is an apocalyptic number.

111220000111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111220000111 is a deficient number, since it is larger than the sum of its proper divisors (10618572689).

111220000111 is a wasteful number, since it uses less digits than its factorization.

111220000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42305309.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111220000111 its reverse (111000022111), we get a palindrome (222220022222).

The spelling of 111220000111 in words is "one hundred eleven billion, two hundred twenty million, one hundred eleven", and thus it is an aban number.