322323420442 has 4 divisors (see below), whose sum is σ = 483485130666. Its totient is φ = 161161710220.

The previous prime is 322323420437. The next prime is 322323420533. The reversal of 322323420442 is 244024323223.

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

It can be written as a sum of positive squares in only one way, i.e., 166757072881 + 155566347561 = 408359^2 + 394419^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80580855109 + ... + 80580855112.

Almost surely, 2^322323420442 is an apocalyptic number.

322323420442 is a deficient number, since it is larger than the sum of its proper divisors (161161710224).

322323420442 is a wasteful number, since it uses less digits than its factorization.

322323420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161161710223.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 322323420442 its reverse (244024323223), we get a palindrome (566347743665).

The spelling of 322323420442 in words is "three hundred twenty-two billion, three hundred twenty-three million, four hundred twenty thousand, four hundred forty-two".