111110000000000 has 484 divisors, whose sum is σ = 285460541028768. Its totient is φ = 43200000000000.

The previous prime is 111109999999993. The next prime is 111110000000117. The reversal of 111110000000000 is 11111.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 409999999865 + ... + 410000000135.

Almost surely, 2^{111110000000000} is an apocalyptic number.

111110000000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111110000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142730270514384).

111110000000000 is an abundant number, since it is smaller than the sum of its proper divisors (174350541028768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111110000000000 is an frugal number, since it uses more digits than its factorization.

111110000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 111110000000000 its reverse (11111), we get a palindrome (111110000011111).

111110000000000 divided by its reverse (11111) gives a 10-th power (10000000000 = 10¹⁰).

The spelling of 111110000000000 in words is "one hundred eleven trillion, one hundred ten billion", and thus it is an aban number.