321134201242 has 16 divisors (see below), whose sum is σ = 497254954752. Its totient is φ = 155382860160.

The previous prime is 321134201221. The next prime is 321134201257. The reversal of 321134201242 is 242102431123.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957578 + ... + 3064234.

It is an arithmetic number, because the mean of its divisors is an integer number (31078434672).

Almost surely, 2^321134201242 is an apocalyptic number.

321134201242 is a deficient number, since it is larger than the sum of its proper divisors (176120753510).

321134201242 is a wasteful number, since it uses less digits than its factorization.

321134201242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155253.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 321134201242 its reverse (242102431123), we get a palindrome (563236632365).

The spelling of 321134201242 in words is "three hundred twenty-one billion, one hundred thirty-four million, two hundred one thousand, two hundred forty-two".