100343104312 has 64 divisors (see below), whose sum is σ = 208923442560. Its totient is φ = 44799945600.

The previous prime is 100343104273. The next prime is 100343104331. The reversal of 100343104312 is 213401343001.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 1223887 + ... + 1303297.

It is an arithmetic number, because the mean of its divisors is an integer number (3264428790).

Almost surely, 2^100343104312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100343104312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104461721280).

100343104312 is an abundant number, since it is smaller than the sum of its proper divisors (108580338248).

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

100343104312 is a wasteful number, since it uses less digits than its factorization.

100343104312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79684 (or 79680 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 100343104312 its reverse (213401343001), we get a palindrome (313744447313).

The spelling of 100343104312 in words is "one hundred billion, three hundred forty-three million, one hundred four thousand, three hundred twelve".