423402102223 has 2 divisors, whose sum is σ = 423402102224. Its totient is φ = 423402102222.

The previous prime is 423402102217. The next prime is 423402102259. The reversal of 423402102223 is 322201204324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423402102223 - 2⁵ = 423402102191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423402102523) 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 as a sum of consecutive naturals, namely, 211701051111 + 211701051112.

It is an arithmetic number, because the mean of its divisors is an integer number (211701051112).

Almost surely, 2^423402102223 is an apocalyptic number.

423402102223 is a deficient number, since it is larger than the sum of its proper divisors (1).

423402102223 is an equidigital number, since it uses as much as digits as its factorization.

423402102223 is an odious number, because the sum of its binary digits is odd.

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

Adding to 423402102223 its reverse (322201204324), we get a palindrome (745603306547).

It can be divided in two parts, 423402 and 102223, that added together give a square (525625 = 725²).

The spelling of 423402102223 in words is "four hundred twenty-three billion, four hundred two million, one hundred two thousand, two hundred twenty-three".