1103200200 has 72 divisors (see below), whose sum is σ = 3704920050. Its totient is φ = 294186240.

The previous prime is 1103200187. The next prime is 1103200289. The reversal of 1103200200 is 20023011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1047040164 + 56160036 = 32358^2 + 7494^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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 17 ways as a sum of consecutive naturals, for example, 304645 + ... + 308244.

Almost surely, 2^1103200200 is an apocalyptic number.

1103200200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103200200 is an abundant number, since it is smaller than the sum of its proper divisors (2601719850).

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

1103200200 is a wasteful number, since it uses less digits than its factorization.

1103200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612911 (or 612899 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1103200200 is about 33214.4576954073. The cubic root of 1103200200 is about 1033.2802076977.

Adding to 1103200200 its reverse (20023011), we get a palindrome (1123223211).

The spelling of 1103200200 in words is "one billion, one hundred three million, two hundred thousand, two hundred".