100323420834 has 32 divisors (see below), whose sum is σ = 246949960320. Its totient is φ = 26458924032.

The previous prime is 100323420773. The next prime is 100323420839. The reversal of 100323420834 is 438024323001.

It is not an unprimeable number, because it can be changed into a prime (100323420839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91870719 + ... + 91871810.

It is an arithmetic number, because the mean of its divisors is an integer number (7717186260).

Almost surely, 2^100323420834 is an apocalyptic number.

100323420834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

100323420834 is an abundant number, since it is smaller than the sum of its proper divisors (146626539486).

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

100323420834 is a wasteful number, since it uses less digits than its factorization.

100323420834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183742554.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 100323420834 its reverse (438024323001), we get a palindrome (538347743835).

The spelling of 100323420834 in words is "one hundred billion, three hundred twenty-three million, four hundred twenty thousand, eight hundred thirty-four".