100331340066 has 32 divisors (see below), whose sum is σ = 223566094080. Its totient is φ = 33352645968.

The previous prime is 100331340047. The next prime is 100331340103. The reversal of 100331340066 is 660043133001.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2511501 + ... + 2551136.

It is an arithmetic number, because the mean of its divisors is an integer number (6986440440).

Almost surely, 2^100331340066 is an apocalyptic number.

100331340066 is an abundant number, since it is smaller than the sum of its proper divisors (123234754014).

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

100331340066 is a wasteful number, since it uses less digits than its factorization.

100331340066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063015 (or 5063009 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 100331340066 its reverse (660043133001), we get a palindrome (760374473067).

The spelling of 100331340066 in words is "one hundred billion, three hundred thirty-one million, three hundred forty thousand, sixty-six".