11130203004 has 12 divisors (see below), whose sum is σ = 25970473704. Its totient is φ = 3710067664.

The previous prime is 11130203003. The next prime is 11130203027. The reversal of 11130203004 is 40030203111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130203003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463758447 + ... + 463758470.

It is an arithmetic number, because the mean of its divisors is an integer number (2164206142).

Almost surely, 2^11130203004 is an apocalyptic number.

It is an amenable number.

11130203004 is an abundant number, since it is smaller than the sum of its proper divisors (14840270700).

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

11130203004 is a wasteful number, since it uses less digits than its factorization.

11130203004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927516924 (or 927516922 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11130203004 its reverse (40030203111), we get a palindrome (51160406115).

The spelling of 11130203004 in words is "eleven billion, one hundred thirty million, two hundred three thousand, four".