11200203312 has 20 divisors (see below), whose sum is σ = 28933858680. Its totient is φ = 3733401088.

The previous prime is 11200203307. The next prime is 11200203317. The reversal of 11200203312 is 21330200211.

It is an interprime number because it is at equal distance from previous prime (11200203307) and next prime (11200203317).

It is a junction number, because it is equal to n+sod(n) for n = 11200203291 and 11200203300.

It is not an unprimeable number, because it can be changed into a prime (11200203317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116668737 + ... + 116668832.

It is an arithmetic number, because the mean of its divisors is an integer number (1446692934).

Almost surely, 2^11200203312 is an apocalyptic number.

11200203312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11200203312 is an abundant number, since it is smaller than the sum of its proper divisors (17733655368).

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

11200203312 is a wasteful number, since it uses less digits than its factorization.

11200203312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233337580 (or 233337574 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11200203312 its reverse (21330200211), we get a palindrome (32530403523).

The spelling of 11200203312 in words is "eleven billion, two hundred million, two hundred three thousand, three hundred twelve".