12130103 has 2 divisors, whose sum is σ = 12130104. Its totient is φ = 12130102.

The previous prime is 12130099. The next prime is 12130109. The reversal of 12130103 is 30103121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12130103 - 2² = 12130099 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12130109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6065051 + 6065052.

It is an arithmetic number, because the mean of its divisors is an integer number (6065052).

Almost surely, 2^12130103 is an apocalyptic number.

12130103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12130103 is an equidigital number, since it uses as much as digits as its factorization.

12130103 is an evil number, because the sum of its binary digits is even.

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

The square root of 12130103 is about 3482.8297403117. The cubic root of 12130103 is about 229.7672693115.

Adding to 12130103 its reverse (30103121), we get a palindrome (42233224).

It can be divided in two parts, 121 and 30103, that multiplied together give a palindrome (3642463).

The spelling of 12130103 in words is "twelve million, one hundred thirty thousand, one hundred three".