100321220996 has 12 divisors (see below), whose sum is σ = 175654212048. Its totient is φ = 50134303272.

The previous prime is 100321220983. The next prime is 100321220999. The reversal of 100321220996 is 699022123001.

100321220996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (100321220999) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6568226 + ... + 6583481.

It is an arithmetic number, because the mean of its divisors is an integer number (14637851004).

Almost surely, 2^100321220996 is an apocalyptic number.

It is an amenable number.

100321220996 is a deficient number, since it is larger than the sum of its proper divisors (75332991052).

100321220996 is a wasteful number, since it uses less digits than its factorization.

100321220996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13153618 (or 13153616 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

Adding to 100321220996 its reverse (699022123001), we get a palindrome (799343343997).

The spelling of 100321220996 in words is "one hundred billion, three hundred twenty-one million, two hundred twenty thousand, nine hundred ninety-six".