13111123230200 has 48 divisors (see below), whose sum is σ = 30575456412360. Its totient is φ = 5228605008000.

The previous prime is 13111123230151. The next prime is 13111123230259. The reversal of 13111123230200 is 203232111131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98960411 + ... + 99092810.

Almost surely, 2^{13111123230200} is an apocalyptic number.

13111123230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13111123230200 is an abundant number, since it is smaller than the sum of its proper divisors (17464333182160).

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

13111123230200 is a wasteful number, since it uses less digits than its factorization.

13111123230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198053568 (or 198053559 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13111123230200 its reverse (203232111131), we get a palindrome (13314355341331).

The spelling of 13111123230200 in words is "thirteen trillion, one hundred eleven billion, one hundred twenty-three million, two hundred thirty thousand, two hundred".