322431222742 has 4 divisors (see below), whose sum is σ = 483646834116. Its totient is φ = 161215611370.

The previous prime is 322431222739. The next prime is 322431222749. The reversal of 322431222742 is 247222134223.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 322431222698 and 322431222707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322431222749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80607805684 + ... + 80607805687.

It is an arithmetic number, because the mean of its divisors is an integer number (120911708529).

Almost surely, 2^322431222742 is an apocalyptic number.

322431222742 is a deficient number, since it is larger than the sum of its proper divisors (161215611374).

322431222742 is a wasteful number, since it uses less digits than its factorization.

322431222742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161215611373.

The product of its digits is 64512, while the sum is 34.

Adding to 322431222742 its reverse (247222134223), we get a palindrome (569653356965).

The spelling of 322431222742 in words is "three hundred twenty-two billion, four hundred thirty-one million, two hundred twenty-two thousand, seven hundred forty-two".