1112011200 has 168 divisors, whose sum is σ = 4053850160. Its totient is φ = 296524800.

The previous prime is 1112011183. The next prime is 1112011207. The reversal of 1112011200 is 21102111.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112011207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30330 + ... + 56070.

Almost surely, 2^1112011200 is an apocalyptic number.

1112011200 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 1112011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2026925080).

1112011200 is an abundant number, since it is smaller than the sum of its proper divisors (2941838960).

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

1112011200 is a wasteful number, since it uses less digits than its factorization.

1112011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25772 (or 25751 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1112011200 is about 33346.8319334836. The cubic root of 1112011200 is about 1036.0237717100.

Adding to 1112011200 its reverse (21102111), we get a palindrome (1133113311).

The spelling of 1112011200 in words is "one billion, one hundred twelve million, eleven thousand, two hundred".