42412112243 has 16 divisors (see below), whose sum is σ = 44429414400. Its totient is φ = 40438664640.

The previous prime is 42412112209. The next prime is 42412112293. The reversal of 42412112243 is 34221121424.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42412112243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42412112293) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 753638 + ... + 807956.

It is an arithmetic number, because the mean of its divisors is an integer number (2776838400).

Almost surely, 2^42412112243 is an apocalyptic number.

42412112243 is a deficient number, since it is larger than the sum of its proper divisors (2017302157).

42412112243 is a wasteful number, since it uses less digits than its factorization.

42412112243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54722.

The product of its digits is 3072, while the sum is 26.

Adding to 42412112243 its reverse (34221121424), we get a palindrome (76633233667).

The spelling of 42412112243 in words is "forty-two billion, four hundred twelve million, one hundred twelve thousand, two hundred forty-three".