321103009984 has 28 divisors (see below), whose sum is σ = 674670480984. Its totient is φ = 151107298304.

The previous prime is 321103009963. The next prime is 321103009987. The reversal of 321103009984 is 489900301123.

It is not an unprimeable number, because it can be changed into a prime (321103009987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147564634 + ... + 147566809.

Almost surely, 2^321103009984 is an apocalyptic number.

321103009984 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

321103009984 is an abundant number, since it is smaller than the sum of its proper divisors (353567471000).

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

321103009984 is a wasteful number, since it uses less digits than its factorization.

321103009984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295131472 (or 295131462 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 321103009984 in words is "three hundred twenty-one billion, one hundred three million, nine thousand, nine hundred eighty-four".