1042112312042 has 8 divisors (see below), whose sum is σ = 1574414284800. Its totient is φ = 517307550444.

The previous prime is 1042112312023. The next prime is 1042112312047. The reversal of 1042112312042 is 2402132112401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1042112311999 and 1042112312017.

It is not an unprimeable number, because it can be changed into a prime (1042112312047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1874302442 + ... + 1874302997.

It is an arithmetic number, because the mean of its divisors is an integer number (196801785600).

Almost surely, 2^{1042112312042} is an apocalyptic number.

1042112312042 is a deficient number, since it is larger than the sum of its proper divisors (532301972758).

1042112312042 is a wasteful number, since it uses less digits than its factorization.

1042112312042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748605580.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 1042112312042 its reverse (2402132112401), we get a palindrome (3444244424443).

The spelling of 1042112312042 in words is "one trillion, forty-two billion, one hundred twelve million, three hundred twelve thousand, forty-two".