321135112104 has 32 divisors (see below), whose sum is σ = 850063533120. Its totient is φ = 100748270336.

The previous prime is 321135112099. The next prime is 321135112187. The reversal of 321135112104 is 401211531123.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393547524 + ... + 393548339.

It is an arithmetic number, because the mean of its divisors is an integer number (26564485410).

Almost surely, 2^321135112104 is an apocalyptic number.

321135112104 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

321135112104 is an abundant number, since it is smaller than the sum of its proper divisors (528928421016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321135112104 is a wasteful number, since it uses less digits than its factorization.

321135112104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787095889 (or 787095885 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 321135112104 its reverse (401211531123), we get a palindrome (722346643227).

The spelling of 321135112104 in words is "three hundred twenty-one billion, one hundred thirty-five million, one hundred twelve thousand, one hundred four".