11201312133 has 96 divisors (see below), whose sum is σ = 18965726208. Its totient is φ = 6302419200.

The previous prime is 11201312123. The next prime is 11201312149. The reversal of 11201312133 is 33121310211.

It is not a de Polignac number, because 11201312133 - 2¹⁰ = 11201311109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11201312123) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22813018 + ... + 22813508.

It is an arithmetic number, because the mean of its divisors is an integer number (197559648).

Almost surely, 2^11201312133 is an apocalyptic number.

It is an amenable number.

11201312133 is a deficient number, since it is larger than the sum of its proper divisors (7764414075).

11201312133 is a wasteful number, since it uses less digits than its factorization.

11201312133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807 (or 804 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11201312133 its reverse (33121310211), we get a palindrome (44322622344).

The spelling of 11201312133 in words is "eleven billion, two hundred one million, three hundred twelve thousand, one hundred thirty-three".