465565232222123 has 16 divisors (see below), whose sum is σ = 514855673339616. Its totient is φ = 417436047325440.

The previous prime is 465565232222117. The next prime is 465565232222149. The reversal of 465565232222123 is 321222232565564.

It is not a de Polignac number, because 465565232222123 - 2²⁶ = 465565165113259 is a prime.

It is a super-2 number, since 2×465565232222123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465565232282123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41502065 + ... + 51512637.

It is an arithmetic number, because the mean of its divisors is an integer number (32178479583726).

Almost surely, 2^{465565232222123} is an apocalyptic number.

465565232222123 is a deficient number, since it is larger than the sum of its proper divisors (49290441117493).

465565232222123 is a wasteful number, since it uses less digits than its factorization.

465565232222123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10068574.

The product of its digits is 10368000, while the sum is 50.

Adding to 465565232222123 its reverse (321222232565564), we get a palindrome (786787464787687).

The spelling of 465565232222123 in words is "four hundred sixty-five trillion, five hundred sixty-five billion, two hundred thirty-two million, two hundred twenty-two thousand, one hundred twenty-three".