100344034320 has 40 divisors (see below), whose sum is σ = 311066507136. Its totient is φ = 26758409088.

The previous prime is 100344034313. The next prime is 100344034321. The reversal of 100344034320 is 23430443001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×100344034320² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (100344034321) 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, 209049832 + ... + 209050311.

Almost surely, 2^100344034320 is an apocalyptic number.

100344034320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100344034320 is an abundant number, since it is smaller than the sum of its proper divisors (210722472816).

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

100344034320 is a wasteful number, since it uses less digits than its factorization.

100344034320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418100159 (or 418100153 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 100344034320 its reverse (23430443001), we get a palindrome (123774477321).

The spelling of 100344034320 in words is "one hundred billion, three hundred forty-four million, thirty-four thousand, three hundred twenty".