321441213032242 has 4 divisors (see below), whose sum is σ = 482161819548366. Its totient is φ = 160720606516120.

The previous prime is 321441213032231. The next prime is 321441213032263. The reversal of 321441213032242 is 242230312144123.

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., 320643494323441 + 797718708801 = 17906521^2 + 893151^2 .

It is a junction number, because it is equal to n+sod(n) for n = 321441213032198 and 321441213032207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80360303258059 + ... + 80360303258062.

Almost surely, 2^{321441213032242} is an apocalyptic number.

321441213032242 is a deficient number, since it is larger than the sum of its proper divisors (160720606516124).

321441213032242 is a wasteful number, since it uses less digits than its factorization.

321441213032242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160720606516123.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 321441213032242 its reverse (242230312144123), we get a palindrome (563671525176365).

The spelling of 321441213032242 in words is "three hundred twenty-one trillion, four hundred forty-one billion, two hundred thirteen million, thirty-two thousand, two hundred forty-two".