12402322042142 has 16 divisors (see below), whose sum is σ = 18999406559232. Its totient is φ = 6069187976760.

The previous prime is 12402322042133. The next prime is 12402322042169. The reversal of 12402322042142 is 24124022320421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32525363 + ... + 32904465.

It is an arithmetic number, because the mean of its divisors is an integer number (1187462909952).

Almost surely, 2^{12402322042142} is an apocalyptic number.

12402322042142 is a deficient number, since it is larger than the sum of its proper divisors (6597084517090).

12402322042142 is a wasteful number, since it uses less digits than its factorization.

12402322042142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727183.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 12402322042142 its reverse (24124022320421), we get a palindrome (36526344362563).

The spelling of 12402322042142 in words is "twelve trillion, four hundred two billion, three hundred twenty-two million, forty-two thousand, one hundred forty-two".