14012420112 has 120 divisors (see below), whose sum is σ = 40753939200. Its totient is φ = 4489585920.

The previous prime is 14012420077. The next prime is 14012420113. The reversal of 14012420112 is 21102421041.

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

It is not an unprimeable number, because it can be changed into a prime (14012420113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 654603 + ... + 675669.

It is an arithmetic number, because the mean of its divisors is an integer number (339616160).

Almost surely, 2^14012420112 is an apocalyptic number.

14012420112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14012420112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20376969600).

14012420112 is an abundant number, since it is smaller than the sum of its proper divisors (26741519088).

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

14012420112 is a wasteful number, since it uses less digits than its factorization.

14012420112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21261 (or 21252 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 14012420112 its reverse (21102421041), we get a palindrome (35114841153).

The spelling of 14012420112 in words is "fourteen billion, twelve million, four hundred twenty thousand, one hundred twelve".