422434012423 has 2 divisors, whose sum is σ = 422434012424. Its totient is φ = 422434012422.

The previous prime is 422434012321. The next prime is 422434012447. The reversal of 422434012423 is 324210434224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422434012423 - 2¹³ = 422434004231 is a prime.

It is a super-3 number, since 3×422434012423³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422434012493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211217006211 + 211217006212.

It is an arithmetic number, because the mean of its divisors is an integer number (211217006212).

Almost surely, 2^422434012423 is an apocalyptic number.

422434012423 is a deficient number, since it is larger than the sum of its proper divisors (1).

422434012423 is an equidigital number, since it uses as much as digits as its factorization.

422434012423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 422434012423 its reverse (324210434224), we get a palindrome (746644446647).

The spelling of 422434012423 in words is "four hundred twenty-two billion, four hundred thirty-four million, twelve thousand, four hundred twenty-three".