12230132111142 has 128 divisors (see below), whose sum is σ = 27942263193600. Its totient is φ = 3535101360000.

The previous prime is 12230132111101. The next prime is 12230132111179. The reversal of 12230132111142 is 24111123103221.

It is a super-2 number, since 2×12230132111142² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45949359 + ... + 46214757.

It is an arithmetic number, because the mean of its divisors is an integer number (218298931200).

Almost surely, 2^{12230132111142} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12230132111142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13971131596800).

12230132111142 is an abundant number, since it is smaller than the sum of its proper divisors (15712131082458).

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

12230132111142 is a wasteful number, since it uses less digits than its factorization.

12230132111142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265770.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 12230132111142 its reverse (24111123103221), we get a palindrome (36341255214363).

The spelling of 12230132111142 in words is "twelve trillion, two hundred thirty billion, one hundred thirty-two million, one hundred eleven thousand, one hundred forty-two".