431401032322 has 16 divisors (see below), whose sum is σ = 698488028280. Its totient is φ = 198648329472.

The previous prime is 431401032301. The next prime is 431401032487. The reversal of 431401032322 is 223230104134.

It can be written as a sum of positive squares in 4 ways, for example, as 90764215441 + 340636816881 = 301271^2 + 583641^2 .

It is a super-2 number, since 2×431401032322² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19148497 + ... + 19171012.

Almost surely, 2^431401032322 is an apocalyptic number.

431401032322 is a deficient number, since it is larger than the sum of its proper divisors (267086995958).

431401032322 is a wasteful number, since it uses less digits than its factorization.

431401032322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38319957.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 431401032322 its reverse (223230104134), we get a palindrome (654631136456).

The spelling of 431401032322 in words is "four hundred thirty-one billion, four hundred one million, thirty-two thousand, three hundred twenty-two".