100321203000 has 64 divisors (see below), whose sum is σ = 313002162720. Its totient is φ = 26752320000.

The previous prime is 100321202963. The next prime is 100321203043. The reversal of 100321203000 is 302123001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 16717201 + ... + 16723200.

Almost surely, 2^100321203000 is an apocalyptic number.

100321203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100321203000 is an abundant number, since it is smaller than the sum of its proper divisors (212680959720).

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

100321203000 is a wasteful number, since it uses less digits than its factorization.

100321203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33440425 (or 33440411 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 100321203000 its reverse (302123001), we get a palindrome (100623326001).

The spelling of 100321203000 in words is "one hundred billion, three hundred twenty-one million, two hundred three thousand".