423434522223 has 12 divisors (see below), whose sum is σ = 611809773120. Its totient is φ = 282205621536.

The previous prime is 423434522141. The next prime is 423434522233. The reversal of 423434522223 is 322225434324.

423434522223 is a `hidden beast` number, since 42 + 34 + 345 + 22 + 223 = 666.

It is not a de Polignac number, because 423434522223 - 2¹⁰ = 423434521199 is a prime.

It is a super-2 number, since 2×423434522223² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423434522233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6973086 + ... + 7033547.

It is an arithmetic number, because the mean of its divisors is an integer number (50984147760).

Almost surely, 2^423434522223 is an apocalyptic number.

423434522223 is a deficient number, since it is larger than the sum of its proper divisors (188375250897).

423434522223 is a wasteful number, since it uses less digits than its factorization.

423434522223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14009998 (or 14009995 counting only the distinct ones).

The product of its digits is 276480, while the sum is 36.

Adding to 423434522223 its reverse (322225434324), we get a palindrome (745659956547).

The spelling of 423434522223 in words is "four hundred twenty-three billion, four hundred thirty-four million, five hundred twenty-two thousand, two hundred twenty-three".