12142113122 has 16 divisors (see below), whose sum is σ = 18560767680. Its totient is φ = 5955239472.

The previous prime is 12142113119. The next prime is 12142113157. The reversal of 12142113122 is 22131124121.

It is a super-2 number, since 2×12142113122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12142113094 and 12142113103.

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, 663329 + ... + 681387.

It is an arithmetic number, because the mean of its divisors is an integer number (1160047980).

Almost surely, 2^12142113122 is an apocalyptic number.

12142113122 is a deficient number, since it is larger than the sum of its proper divisors (6418654558).

12142113122 is a wasteful number, since it uses less digits than its factorization.

12142113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24457.

The product of its digits is 192, while the sum is 20.

Adding to 12142113122 its reverse (22131124121), we get a palindrome (34273237243).

The spelling of 12142113122 in words is "twelve billion, one hundred forty-two million, one hundred thirteen thousand, one hundred twenty-two".