322130352242 has 4 divisors (see below), whose sum is σ = 483195528366. Its totient is φ = 161065176120.

The previous prime is 322130352217. The next prime is 322130352287. The reversal of 322130352242 is 242253031223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 242253031223 = 7 ⋅34607575889.

It can be written as a sum of positive squares in only one way, i.e., 320468077801 + 1662274441 = 566099^2 + 40771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80532588059 + ... + 80532588062.

Almost surely, 2^322130352242 is an apocalyptic number.

322130352242 is a deficient number, since it is larger than the sum of its proper divisors (161065176124).

322130352242 is a wasteful number, since it uses less digits than its factorization.

322130352242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161065176123.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 322130352242 its reverse (242253031223), we get a palindrome (564383383465).

The spelling of 322130352242 in words is "three hundred twenty-two billion, one hundred thirty million, three hundred fifty-two thousand, two hundred forty-two".