11012002200 has 72 divisors (see below), whose sum is σ = 36981980100. Its totient is φ = 2936533440.

The previous prime is 11012002153. The next prime is 11012002201. The reversal of 11012002200 is 220021011.

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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012002201) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3057090 + ... + 3060689.

Almost surely, 2^11012002200 is an apocalyptic number.

11012002200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012002200 is an abundant number, since it is smaller than the sum of its proper divisors (25969977900).

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

11012002200 is a wasteful number, since it uses less digits than its factorization.

11012002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117801 (or 6117789 counting only the distinct ones).

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

Adding to 11012002200 its reverse (220021011), we get a palindrome (11232023211).

The spelling of 11012002200 in words is "eleven billion, twelve million, two thousand, two hundred".