12142212124 has 48 divisors (see below), whose sum is σ = 27066251520. Its totient is φ = 4639921920.

The previous prime is 12142212079. The next prime is 12142212169. The reversal of 12142212124 is 42121224121.

It is an interprime number because it is at equal distance from previous prime (12142212079) and next prime (12142212169).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 12142212095 and 12142212104.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 662242 + ... + 680329.

It is an arithmetic number, because the mean of its divisors is an integer number (563880240).

Almost surely, 2^12142212124 is an apocalyptic number.

12142212124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12142212124 is an abundant number, since it is smaller than the sum of its proper divisors (14924039396).

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

12142212124 is a wasteful number, since it uses less digits than its factorization.

12142212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342618 (or 1342616 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

Adding to 12142212124 its reverse (42121224121), we get a palindrome (54263436245).

The spelling of 12142212124 in words is "twelve billion, one hundred forty-two million, two hundred twelve thousand, one hundred twenty-four".