30208103 has 8 divisors (see below), whose sum is σ = 31017840. Its totient is φ = 29401920.

The previous prime is 30208033. The next prime is 30208117. The reversal of 30208103 is 30180203.

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

It is not a de Polignac number, because 30208103 - 2²⁰ = 29159527 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30208153) 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, 29801 + ... + 30797.

It is an arithmetic number, because the mean of its divisors is an integer number (3877230).

Almost surely, 2^30208103 is an apocalyptic number.

30208103 is a deficient number, since it is larger than the sum of its proper divisors (809737).

30208103 is an equidigital number, since it uses as much as digits as its factorization.

30208103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 30208103 is about 5496.1898620772. The cubic root of 30208103 is about 311.4400672407.

Adding to 30208103 its reverse (30180203), we get a palindrome (60388306).

The spelling of 30208103 in words is "thirty million, two hundred eight thousand, one hundred three".