11112403230 has 64 divisors (see below), whose sum is σ = 29920849920. Its totient is φ = 2934530208.

The previous prime is 11112403201. The next prime is 11112403231. The reversal of 11112403230 is 3230421111.

11112403230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11112403230² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112403231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171982 + ... + 227601.

It is an arithmetic number, because the mean of its divisors is an integer number (467513280).

Almost surely, 2^11112403230 is an apocalyptic number.

11112403230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11112403230 is an abundant number, since it is smaller than the sum of its proper divisors (18808446690).

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

11112403230 is a wasteful number, since it uses less digits than its factorization.

11112403230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399702 (or 399696 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11112403230 its reverse (3230421111), we get a palindrome (14342824341).

The spelling of 11112403230 in words is "eleven billion, one hundred twelve million, four hundred three thousand, two hundred thirty".