100321330212 has 72 divisors (see below), whose sum is σ = 254885936760. Its totient is φ = 33269905920.

The previous prime is 100321330183. The next prime is 100321330237. The reversal of 100321330212 is 212033123001.

100321330212 is a `hidden beast` number, since 1 + 0 + 0 + 321 + 330 + 2 + 12 = 666.

100321330212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 34248684096 + 66072646116 = 185064^2 + 257046^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 7362718 + ... + 7376330.

It is an arithmetic number, because the mean of its divisors is an integer number (3540082455).

Almost surely, 2^100321330212 is an apocalyptic number.

100321330212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100321330212 is an abundant number, since it is smaller than the sum of its proper divisors (154564606548).

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

100321330212 is a wasteful number, since it uses less digits than its factorization.

100321330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14653 (or 14648 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 100321330212 its reverse (212033123001), we get a palindrome (312354453213).

The spelling of 100321330212 in words is "one hundred billion, three hundred twenty-one million, three hundred thirty thousand, two hundred twelve".