100331148 has 24 divisors (see below), whose sum is σ = 234488128. Its totient is φ = 33389136.

The previous prime is 100331137. The next prime is 100331171. The reversal of 100331148 is 841133001.

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 7 ways as a sum of consecutive naturals, for example, 1215 + ... + 14217.

Almost surely, 2^100331148 is an apocalyptic number.

It is an amenable number.

100331148 is an abundant number, since it is smaller than the sum of its proper divisors (134156980).

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

100331148 is a wasteful number, since it uses less digits than its factorization.

100331148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13653 (or 13651 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 100331148 is about 10016.5437152742. The cubic root of 100331148 is about 464.6706698058.

Adding to 100331148 its reverse (841133001), we get a palindrome (941464149).

The spelling of 100331148 in words is "one hundred million, three hundred thirty-one thousand, one hundred forty-eight".