100321212424 has 16 divisors (see below), whose sum is σ = 188109838800. Its totient is φ = 50158588752.

The previous prime is 100321212421. The next prime is 100321212463. The reversal of 100321212424 is 424212123001.

It is a junction number, because it is equal to n+sod(n) for n = 100321212395 and 100321212404.

It is not an unprimeable number, because it can be changed into a prime (100321212421) by changing a digit.

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, 29254 + ... + 448885.

It is an arithmetic number, because the mean of its divisors is an integer number (11756864925).

Almost surely, 2^100321212424 is an apocalyptic number.

It is an amenable number.

100321212424 is a deficient number, since it is larger than the sum of its proper divisors (87788626376).

100321212424 is a wasteful number, since it uses less digits than its factorization.

100321212424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504372 (or 504368 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 100321212424 its reverse (424212123001), we get a palindrome (524533335425).

The spelling of 100321212424 in words is "one hundred billion, three hundred twenty-one million, two hundred twelve thousand, four hundred twenty-four".