100331132003 has 4 divisors (see below), whose sum is σ = 103790826240. Its totient is φ = 96871437768.

The previous prime is 100331131997. The next prime is 100331132051. The reversal of 100331132003 is 300231133001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100331132003 - 2⁴ = 100331131987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100331132203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1729847075 + ... + 1729847132.

It is an arithmetic number, because the mean of its divisors is an integer number (25947706560).

Almost surely, 2^100331132003 is an apocalyptic number.

100331132003 is a deficient number, since it is larger than the sum of its proper divisors (3459694237).

100331132003 is an equidigital number, since it uses as much as digits as its factorization.

100331132003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3459694236.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 100331132003 its reverse (300231133001), we get a palindrome (400562265004).

The spelling of 100331132003 in words is "one hundred billion, three hundred thirty-one million, one hundred thirty-two thousand, three".