1112343303142 has 4 divisors (see below), whose sum is σ = 1668514954716. Its totient is φ = 556171651570.

The previous prime is 1112343303139. The next prime is 1112343303157. The reversal of 1112343303142 is 2413033432111.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1112343303142.

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 as a sum of consecutive naturals, namely, 278085825784 + ... + 278085825787.

It is an arithmetic number, because the mean of its divisors is an integer number (417128738679).

Almost surely, 2^{1112343303142} is an apocalyptic number.

1112343303142 is a deficient number, since it is larger than the sum of its proper divisors (556171651574).

1112343303142 is an equidigital number, since it uses as much as digits as its factorization.

1112343303142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556171651573.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1112343303142 its reverse (2413033432111), we get a palindrome (3525376735253).

The spelling of 1112343303142 in words is "one trillion, one hundred twelve billion, three hundred forty-three million, three hundred three thousand, one hundred forty-two".