100321103 has 8 divisors (see below), whose sum is σ = 102368016. Its totient is φ = 98280000.

The previous prime is 100321099. The next prime is 100321139. The reversal of 100321103 is 301123001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100321103 - 2² = 100321099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100321003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54803 + ... + 56603.

It is an arithmetic number, because the mean of its divisors is an integer number (12796002).

Almost surely, 2^100321103 is an apocalyptic number.

100321103 is a deficient number, since it is larger than the sum of its proper divisors (2046913).

100321103 is a wasteful number, since it uses less digits than its factorization.

100321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 100321103 is about 10016.0422822590. The cubic root of 100321103 is about 464.6551619177.

Adding to 100321103 its reverse (301123001), we get a palindrome (401444104).

The spelling of 100321103 in words is "one hundred million, three hundred twenty-one thousand, one hundred three".