11130403011 has 64 divisors (see below), whose sum is σ = 18794904576. Its totient is φ = 5701363200.

The previous prime is 11130403007. The next prime is 11130403027. The reversal of 11130403011 is 11030403111.

It is not a de Polignac number, because 11130403011 - 2² = 11130403007 is a prime.

It is a super-2 number, since 2×11130403011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11130403051) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9504456 + ... + 9505626.

It is an arithmetic number, because the mean of its divisors is an integer number (293670384).

Almost surely, 2^11130403011 is an apocalyptic number.

11130403011 is a deficient number, since it is larger than the sum of its proper divisors (7664501565).

11130403011 is a wasteful number, since it uses less digits than its factorization.

11130403011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11130403011 its reverse (11030403111), we get a palindrome (22160806122).

The spelling of 11130403011 in words is "eleven billion, one hundred thirty million, four hundred three thousand, eleven".