42134232223 has 2 divisors, whose sum is σ = 42134232224. Its totient is φ = 42134232222.

The previous prime is 42134232209. The next prime is 42134232251. The reversal of 42134232223 is 32223243124.

It is an a-pointer prime, because the next prime (42134232251) can be obtained adding 42134232223 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42134232223 - 2¹⁷ = 42134101151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42134232191 and 42134232200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42134233223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21067116111 + 21067116112.

It is an arithmetic number, because the mean of its divisors is an integer number (21067116112).

Almost surely, 2^42134232223 is an apocalyptic number.

42134232223 is a deficient number, since it is larger than the sum of its proper divisors (1).

42134232223 is an equidigital number, since it uses as much as digits as its factorization.

42134232223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 28.

Adding to 42134232223 its reverse (32223243124), we get a palindrome (74357475347).

The spelling of 42134232223 in words is "forty-two billion, one hundred thirty-four million, two hundred thirty-two thousand, two hundred twenty-three".