42442000020243 has 12 divisors (see below), whose sum is σ = 61427967081000. Its totient is φ = 28237963938336.

The previous prime is 42442000020239. The next prime is 42442000020317. The reversal of 42442000020243 is 34202000024424.

42442000020243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42442000020243 - 2² = 42442000020239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42442000028243) 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 11 ways as a sum of consecutive naturals, for example, 4725223746 + ... + 4725232727.

It is an arithmetic number, because the mean of its divisors is an integer number (5118997256750).

Almost surely, 2^{42442000020243} is an apocalyptic number.

42442000020243 is a deficient number, since it is larger than the sum of its proper divisors (18985967060757).

42442000020243 is a wasteful number, since it uses less digits than its factorization.

42442000020243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9450456978 (or 9450456975 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 42442000020243 its reverse (34202000024424), we get a palindrome (76644000044667).

The spelling of 42442000020243 in words is "forty-two trillion, four hundred forty-two billion, twenty thousand, two hundred forty-three".