11130320423111 has 4 divisors (see below), whose sum is σ = 11141712768432. Its totient is φ = 11118928077792.

The previous prime is 11130320423009. The next prime is 11130320423161. The reversal of 11130320423111 is 11132402303111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11130320423111 is a prime.

It is a super-2 number, since 2×11130320423111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130320423161) 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, 5696171195 + ... + 5696173148.

It is an arithmetic number, because the mean of its divisors is an integer number (2785428192108).

Almost surely, 2^{11130320423111} is an apocalyptic number.

11130320423111 is a deficient number, since it is larger than the sum of its proper divisors (11392345321).

11130320423111 is an equidigital number, since it uses as much as digits as its factorization.

11130320423111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11392345320.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11130320423111 its reverse (11132402303111), we get a palindrome (22262722726222).

The spelling of 11130320423111 in words is "eleven trillion, one hundred thirty billion, three hundred twenty million, four hundred twenty-three thousand, one hundred eleven".