100434123340 has 24 divisors (see below), whose sum is σ = 211151096352. Its totient is φ = 40128042240.

The previous prime is 100434123289. The next prime is 100434123359. The reversal of 100434123340 is 43321434001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2832384 + ... + 2867623.

It is an arithmetic number, because the mean of its divisors is an integer number (8797962348).

Almost surely, 2^100434123340 is an apocalyptic number.

100434123340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100434123340 is an abundant number, since it is smaller than the sum of its proper divisors (110716973012).

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

100434123340 is a wasteful number, since it uses less digits than its factorization.

100434123340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700897 (or 5700895 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 100434123340 its reverse (43321434001), we get a palindrome (143755557341).

The spelling of 100434123340 in words is "one hundred billion, four hundred thirty-four million, one hundred twenty-three thousand, three hundred forty".