442341121043 has 4 divisors (see below), whose sum is σ = 442456528248. Its totient is φ = 442225713840.

The previous prime is 442341121037. The next prime is 442341121093. The reversal of 442341121043 is 340121143244.

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

It is a cyclic number.

It is not a de Polignac number, because 442341121043 - 2¹² = 442341116947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442341120997 and 442341121015.

It is not an unprimeable number, because it can be changed into a prime (442341121093) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 57697853 + ... + 57705518.

It is an arithmetic number, because the mean of its divisors is an integer number (110614132062).

Almost surely, 2^442341121043 is an apocalyptic number.

442341121043 is a deficient number, since it is larger than the sum of its proper divisors (115407205).

442341121043 is a wasteful number, since it uses less digits than its factorization.

442341121043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115407204.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 442341121043 its reverse (340121143244), we get a palindrome (782462264287).

The spelling of 442341121043 in words is "four hundred forty-two billion, three hundred forty-one million, one hundred twenty-one thousand, forty-three".