11001020200 has 24 divisors (see below), whose sum is σ = 25577372430. Its totient is φ = 4400408000.

The previous prime is 11001020137. The next prime is 11001020203. The reversal of 11001020200 is 202010011.

It can be written as a sum of positive squares in 3 ways, for example, as 6388165476 + 4612854724 = 79926^2 + 67918^2 .

It is not an unprimeable number, because it can be changed into a prime (11001020203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27502351 + ... + 27502750.

Almost surely, 2^11001020200 is an apocalyptic number.

11001020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001020200 is an abundant number, since it is smaller than the sum of its proper divisors (14576352230).

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

11001020200 is a wasteful number, since it uses less digits than its factorization.

11001020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55005117 (or 55005108 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11001020200 its reverse (202010011), we get a palindrome (11203030211).

The spelling of 11001020200 in words is "eleven billion, one million, twenty thousand, two hundred".