321203123242342 has 8 divisors (see below), whose sum is σ = 525605110760232. Its totient is φ = 146001419655600.

The previous prime is 321203123242291. The next prime is 321203123242357. The reversal of 321203123242342 is 243242321302123.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 321203123242298 and 321203123242307.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 7300070982759 + ... + 7300070982802.

It is an arithmetic number, because the mean of its divisors is an integer number (65700638845029).

Almost surely, 2^{321203123242342} is an apocalyptic number.

321203123242342 is a deficient number, since it is larger than the sum of its proper divisors (204401987517890).

321203123242342 is a wasteful number, since it uses less digits than its factorization.

321203123242342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14600141965574.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 321203123242342 its reverse (243242321302123), we get a palindrome (564445444544465).

The spelling of 321203123242342 in words is "three hundred twenty-one trillion, two hundred three billion, one hundred twenty-three million, two hundred forty-two thousand, three hundred forty-two".