12320132142 has 16 divisors (see below), whose sum is σ = 24649459920. Its totient is φ = 4105178112.

The previous prime is 12320132131. The next prime is 12320132197. The reversal of 12320132142 is 24123102321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365673 + ... + 397940.

It is an arithmetic number, because the mean of its divisors is an integer number (1540591245).

Almost surely, 2^12320132142 is an apocalyptic number.

12320132142 is an abundant number, since it is smaller than the sum of its proper divisors (12329327778).

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

12320132142 is a wasteful number, since it uses less digits than its factorization.

12320132142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 766307.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12320132142 its reverse (24123102321), we get a palindrome (36443234463).

The spelling of 12320132142 in words is "twelve billion, three hundred twenty million, one hundred thirty-two thousand, one hundred forty-two".