11123203220200 has 24 divisors (see below), whose sum is σ = 25861447487430. Its totient is φ = 4449281288000.

The previous prime is 11123203220191. The next prime is 11123203220221. The reversal of 11123203220200 is 202230232111.

It can be written as a sum of positive squares in 3 ways, for example, as 9385167044484 + 1738036175716 = 3063522^2 + 1318346^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27808007851 + ... + 27808008250.

Almost surely, 2^{11123203220200} is an apocalyptic number.

11123203220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123203220200 is an abundant number, since it is smaller than the sum of its proper divisors (14738244267230).

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

11123203220200 is a wasteful number, since it uses less digits than its factorization.

11123203220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55616016117 (or 55616016108 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11123203220200 its reverse (202230232111), we get a palindrome (11325433452311).

The spelling of 11123203220200 in words is "eleven trillion, one hundred twenty-three billion, two hundred three million, two hundred twenty thousand, two hundred".