12340111130 has 16 divisors (see below), whose sum is σ = 23518800360. Its totient is φ = 4645688832.

The previous prime is 12340111097. The next prime is 12340111141. The reversal of 12340111130 is 3111104321.

It can be written as a sum of positive squares in 4 ways, for example, as 10555302121 + 1784809009 = 102739^2 + 42247^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12340111099 and 12340111108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36294275 + ... + 36294614.

Almost surely, 2^12340111130 is an apocalyptic number.

12340111130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12340111130 is a deficient number, since it is larger than the sum of its proper divisors (11178689230).

12340111130 is a wasteful number, since it uses less digits than its factorization.

12340111130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72588913.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12340111130 its reverse (3111104321), we get a palindrome (15451215451).

The spelling of 12340111130 in words is "twelve billion, three hundred forty million, one hundred eleven thousand, one hundred thirty".