11130313203 has 24 divisors (see below), whose sum is σ = 16781225760. Its totient is φ = 7095432960.

The previous prime is 11130313141. The next prime is 11130313217. The reversal of 11130313203 is 30231303111.

It is a happy number.

It is not a de Polignac number, because 11130313203 - 2⁹ = 11130312691 is a prime.

It is a super-2 number, since 2×11130313203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11130313223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 938233 + ... + 950021.

It is an arithmetic number, because the mean of its divisors is an integer number (699217740).

Almost surely, 2^11130313203 is an apocalyptic number.

11130313203 is a deficient number, since it is larger than the sum of its proper divisors (5650912557).

11130313203 is a wasteful number, since it uses less digits than its factorization.

11130313203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16379 (or 16376 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11130313203 its reverse (30231303111), we get a palindrome (41361616314).

The spelling of 11130313203 in words is "eleven billion, one hundred thirty million, three hundred thirteen thousand, two hundred three".