321200013122 has 8 divisors (see below), whose sum is σ = 481802665536. Its totient is φ = 160599124612.

The previous prime is 321200013119. The next prime is 321200013161. The reversal of 321200013122 is 221310002123.

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

It is a self number, because there is not a number n which added to its sum of digits gives 321200013122.

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 3 ways as a sum of consecutive naturals, for example, 201443 + ... + 826425.

It is an arithmetic number, because the mean of its divisors is an integer number (60225333192).

Almost surely, 2^321200013122 is an apocalyptic number.

321200013122 is a deficient number, since it is larger than the sum of its proper divisors (160602652414).

321200013122 is a wasteful number, since it uses less digits than its factorization.

321200013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881952.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 321200013122 its reverse (221310002123), we get a palindrome (542510015245).

The spelling of 321200013122 in words is "three hundred twenty-one billion, two hundred million, thirteen thousand, one hundred twenty-two".