11123200203212 has 48 divisors (see below), whose sum is σ = 19955341375200. Its totient is φ = 5421879767040.

The previous prime is 11123200203161. The next prime is 11123200203257. The reversal of 11123200203212 is 21230200232111.

11123200203212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2352122864 + ... + 2352127592.

It is an arithmetic number, because the mean of its divisors is an integer number (415736278650).

Almost surely, 2^{11123200203212} is an apocalyptic number.

It is an amenable number.

11123200203212 is a deficient number, since it is larger than the sum of its proper divisors (8832141171988).

11123200203212 is a wasteful number, since it uses less digits than its factorization.

11123200203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12506 (or 12504 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11123200203212 its reverse (21230200232111), we get a palindrome (32353400435323).

The spelling of 11123200203212 in words is "eleven trillion, one hundred twenty-three billion, two hundred million, two hundred three thousand, two hundred twelve".