42234010243 has 2 divisors, whose sum is σ = 42234010244. Its totient is φ = 42234010242.

The previous prime is 42234010241. The next prime is 42234010267. The reversal of 42234010243 is 34201043224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42234010243 - 2¹ = 42234010241 is a prime.

Together with 42234010241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (42234010241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21117005121 + 21117005122.

It is an arithmetic number, because the mean of its divisors is an integer number (21117005122).

Almost surely, 2^42234010243 is an apocalyptic number.

42234010243 is a deficient number, since it is larger than the sum of its proper divisors (1).

42234010243 is an equidigital number, since it uses as much as digits as its factorization.

42234010243 is an evil number, because the sum of its binary digits is even.

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

Adding to 42234010243 its reverse (34201043224), we get a palindrome (76435053467).

The spelling of 42234010243 in words is "forty-two billion, two hundred thirty-four million, ten thousand, two hundred forty-three".