322742352231 has 32 divisors (see below), whose sum is σ = 517584643520. Its totient is φ = 197581565952.

The previous prime is 322742352223. The next prime is 322742352259. The reversal of 322742352231 is 132253247223.

322742352231 is a `hidden beast` number, since 3 + 2 + 2 + 7 + 423 + 5 + 223 + 1 = 666.

It is not a de Polignac number, because 322742352231 - 2³ = 322742352223 is a prime.

It is a super-2 number, since 2×322742352231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322742352281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2314366 + ... + 2449851.

It is an arithmetic number, because the mean of its divisors is an integer number (16174520110).

Almost surely, 2^322742352231 is an apocalyptic number.

322742352231 is a deficient number, since it is larger than the sum of its proper divisors (194842291289).

322742352231 is a wasteful number, since it uses less digits than its factorization.

322742352231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4764432 (or 4764426 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

Adding to 322742352231 its reverse (132253247223), we get a palindrome (454995599454).

The spelling of 322742352231 in words is "three hundred twenty-two billion, seven hundred forty-two million, three hundred fifty-two thousand, two hundred thirty-one".