11143430023 has 24 divisors (see below), whose sum is σ = 13018678400. Its totient is φ = 9503833680.

The previous prime is 11143430009. The next prime is 11143430033. The reversal of 11143430023 is 32003434111.

It is not a de Polignac number, because 11143430023 - 2¹⁷ = 11143298951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11143429976 and 11143430003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143430033) 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, 213268 + ... + 260326.

Almost surely, 2^11143430023 is an apocalyptic number.

11143430023 is a deficient number, since it is larger than the sum of its proper divisors (1875248377).

11143430023 is a wasteful number, since it uses less digits than its factorization.

11143430023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47203 (or 47192 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11143430023 its reverse (32003434111), we get a palindrome (43146864134).

The spelling of 11143430023 in words is "eleven billion, one hundred forty-three million, four hundred thirty thousand, twenty-three".