322143344022442 has 8 divisors (see below), whose sum is σ = 483288778076832. Its totient is φ = 161047084663500.

The previous prime is 322143344022397. The next prime is 322143344022523. The reversal of 322143344022442 is 244220443341223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×322143344022442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322143344022395 and 322143344022404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12293657484 + ... + 12293683687.

It is an arithmetic number, because the mean of its divisors is an integer number (60411097259604).

Almost surely, 2^{322143344022442} is an apocalyptic number.

322143344022442 is a deficient number, since it is larger than the sum of its proper divisors (161145434054390).

322143344022442 is a wasteful number, since it uses less digits than its factorization.

322143344022442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24587347724.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 322143344022442 its reverse (244220443341223), we get a palindrome (566363787363665).

The spelling of 322143344022442 in words is "three hundred twenty-two trillion, one hundred forty-three billion, three hundred forty-four million, twenty-two thousand, four hundred forty-two".