1100112000 has 512 divisors, whose sum is σ = 4116752640. Its totient is φ = 258048000.

The previous prime is 1100111993. The next prime is 1100112029. The reversal of 1100112000 is 2110011.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1100112000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25583979 + ... + 25584021.

Almost surely, 2^1100112000 is an apocalyptic number.

1100112000 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 1100112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2058376320).

1100112000 is an abundant number, since it is smaller than the sum of its proper divisors (3016640640).

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

1100112000 is a wasteful number, since it uses less digits than its factorization.

1100112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1100112000 is about 33167.9363241068. The cubic root of 1100112000 is about 1032.3151492289.

Adding to 1100112000 its reverse (2110011), we get a palindrome (1102222011).

The spelling of 1100112000 in words is "one billion, one hundred million, one hundred twelve thousand".