11133120204 has 36 divisors (see below), whose sum is σ = 28149708496. Its totient is φ = 3710030688.

The previous prime is 11133120203. The next prime is 11133120209. The reversal of 11133120204 is 40202133111.

11133120204 is a `hidden beast` number, since 111 + 331 + 20 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11133120203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98577 + ... + 178839.

Almost surely, 2^11133120204 is an apocalyptic number.

It is an amenable number.

11133120204 is an abundant number, since it is smaller than the sum of its proper divisors (17016588292).

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

11133120204 is a wasteful number, since it uses less digits than its factorization.

11133120204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84126 (or 84121 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11133120204 its reverse (40202133111), we get a palindrome (51335253315).

The spelling of 11133120204 in words is "eleven billion, one hundred thirty-three million, one hundred twenty thousand, two hundred four".