431221323122134 has 16 divisors (see below), whose sum is σ = 652767356355840. Its totient is φ = 213632211205440.

The previous prime is 431221323122111. The next prime is 431221323122137.

431221323122134 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 431221323122134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431221323122137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158233867 + ... + 160936009.

It is an arithmetic number, because the mean of its divisors is an integer number (40797959772240).

Almost surely, 2^{431221323122134} is an apocalyptic number.

431221323122134 is a deficient number, since it is larger than the sum of its proper divisors (221546033233706).

431221323122134 is a wasteful number, since it uses less digits than its factorization.

431221323122134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434295.

The product of its digits is 41472, while the sum is 34.

The spelling of 431221323122134 in words is "four hundred thirty-one trillion, two hundred twenty-one billion, three hundred twenty-three million, one hundred twenty-two thousand, one hundred thirty-four".