12113400144 has 80 divisors (see below), whose sum is σ = 33743465280. Its totient is φ = 3731973120.

The previous prime is 12113400127. The next prime is 12113400161. The reversal of 12113400144 is 44100431121.

It is an interprime number because it is at equal distance from previous prime (12113400127) and next prime (12113400161).

It is a self number, because there is not a number n which added to its sum of digits gives 12113400144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124587 + ... + 199370.

It is an arithmetic number, because the mean of its divisors is an integer number (421793316).

Almost surely, 2^12113400144 is an apocalyptic number.

It is an amenable number.

12113400144 is an abundant number, since it is smaller than the sum of its proper divisors (21630065136).

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

12113400144 is a wasteful number, since it uses less digits than its factorization.

12113400144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324028 (or 324022 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12113400144 its reverse (44100431121), we get a palindrome (56213831265).

The spelling of 12113400144 in words is "twelve billion, one hundred thirteen million, four hundred thousand, one hundred forty-four".