42243100243 has 8 divisors (see below), whose sum is σ = 43608571776. Its totient is φ = 40877803200.

The previous prime is 42243100219. The next prime is 42243100271. The reversal of 42243100243 is 34200134224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42243100243 - 2¹³ = 42243092051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42243170243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598773 + ... + 665593.

It is an arithmetic number, because the mean of its divisors is an integer number (5451071472).

Almost surely, 2^42243100243 is an apocalyptic number.

42243100243 is a deficient number, since it is larger than the sum of its proper divisors (1365471533).

42243100243 is a wasteful number, since it uses less digits than its factorization.

42243100243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87245.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 42243100243 its reverse (34200134224), we get a palindrome (76443234467).

The spelling of 42243100243 in words is "forty-two billion, two hundred forty-three million, one hundred thousand, two hundred forty-three".