12440113422 has 16 divisors (see below), whose sum is σ = 27142065792. Its totient is φ = 3769731320.

The previous prime is 12440113403. The next prime is 12440113451. The reversal of 12440113422 is 22431104421.

12440113422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12440113392 and 12440113401.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 94243218 + ... + 94243349.

It is an arithmetic number, because the mean of its divisors is an integer number (1696379112).

Almost surely, 2^12440113422 is an apocalyptic number.

12440113422 is an abundant number, since it is smaller than the sum of its proper divisors (14701952370).

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

12440113422 is a wasteful number, since it uses less digits than its factorization.

12440113422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188486583.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12440113422 its reverse (22431104421), we get a palindrome (34871217843).

Subtracting 12440113422 from its reverse (22431104421), we obtain a palindrome (9990990999).

The spelling of 12440113422 in words is "twelve billion, four hundred forty million, one hundred thirteen thousand, four hundred twenty-two".