1100212200 has 192 divisors, whose sum is σ = 3842908800. Its totient is φ = 289267200.

The previous prime is 1100212193. The next prime is 1100212229. The reversal of 1100212200 is 22120011.

1100212200 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 47 ways as a sum of consecutive naturals, for example, 392805 + ... + 395595.

It is an arithmetic number, because the mean of its divisors is an integer number (20015150).

Almost surely, 2^1100212200 is an apocalyptic number.

1100212200 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 1100212200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1921454400).

1100212200 is an abundant number, since it is smaller than the sum of its proper divisors (2742696600).

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

1100212200 is a wasteful number, since it uses less digits than its factorization.

1100212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889 (or 2874 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1100212200 is about 33169.4467846541. The cubic root of 1100212200 is about 1032.3464899280.

Adding to 1100212200 its reverse (22120011), we get a palindrome (1122332211).

The spelling of 1100212200 in words is "one billion, one hundred million, two hundred twelve thousand, two hundred".