111101112000 has 224 divisors, whose sum is σ = 407618427840. Its totient is φ = 29626905600.

The previous prime is 111101111987. The next prime is 111101112029. The reversal of 111101112000 is 211101111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41179 + ... + 473178.

Almost surely, 2^111101112000 is an apocalyptic number.

111101112000 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 111101112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203809213920).

111101112000 is an abundant number, since it is smaller than the sum of its proper divisors (296517315840).

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

111101112000 is an equidigital number, since it uses as much as digits as its factorization.

111101112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514393 (or 514367 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111101112000 its reverse (211101111), we get a palindrome (111312213111).

The spelling of 111101112000 in words is "one hundred eleven billion, one hundred one million, one hundred twelve thousand".