100043234120 has 32 divisors (see below), whose sum is σ = 230332101120. Its totient is φ = 39086658240.

The previous prime is 100043234119. The next prime is 100043234129. The reversal of 100043234120 is 21432340001.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 100043234092 and 100043234101.

It is not an unprimeable number, because it can be changed into a prime (100043234129) 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 7 ways as a sum of consecutive naturals, for example, 29080616 + ... + 29084055.

It is an arithmetic number, because the mean of its divisors is an integer number (7197878160).

Almost surely, 2^100043234120 is an apocalyptic number.

100043234120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100043234120 is an abundant number, since it is smaller than the sum of its proper divisors (130288867000).

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

100043234120 is a wasteful number, since it uses less digits than its factorization.

100043234120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58164725 (or 58164721 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 100043234120 its reverse (21432340001), we get a palindrome (121475574121).

The spelling of 100043234120 in words is "one hundred billion, forty-three million, two hundred thirty-four thousand, one hundred twenty".