100000320312 has 32 divisors (see below), whose sum is σ = 250923329280. Its totient is φ = 33210436320.

The previous prime is 100000320263. The next prime is 100000320317. The reversal of 100000320312 is 213023000001.

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 not an unprimeable number, because it can be changed into a prime (100000320317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7681098 + ... + 7694105.

It is an arithmetic number, because the mean of its divisors is an integer number (7841354040).

Almost surely, 2^100000320312 is an apocalyptic number.

100000320312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100000320312 is an abundant number, since it is smaller than the sum of its proper divisors (150923008968).

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

100000320312 is a wasteful number, since it uses less digits than its factorization.

100000320312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15375483 (or 15375479 counting only the distinct ones).

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

Adding to 100000320312 its reverse (213023000001), we get a palindrome (313023320313).

The spelling of 100000320312 in words is "one hundred billion, three hundred twenty thousand, three hundred twelve".