100123003 has 8 divisors (see below), whose sum is σ = 101356272. Its totient is φ = 98895456.

The previous prime is 100122977. The next prime is 100123039. The reversal of 100123003 is 300321001.

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 100123003 - 2¹³ = 100114811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100123063) 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, 41301 + ... + 43657.

It is an arithmetic number, because the mean of its divisors is an integer number (12669534).

Almost surely, 2^100123003 is an apocalyptic number.

100123003 is a deficient number, since it is larger than the sum of its proper divisors (1233269).

100123003 is a wasteful number, since it uses less digits than its factorization.

100123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 100123003 is about 10006.1482599450. The cubic root of 100123003 is about 464.3491151694.

Adding to 100123003 its reverse (300321001), we get a palindrome (400444004).

The spelling of 100123003 in words is "one hundred million, one hundred twenty-three thousand, three".