12112121130103 has 8 divisors (see below), whose sum is σ = 12114226389600. Its totient is φ = 12110016041088.

The previous prime is 12112121130089. The next prime is 12112121130107. The reversal of 12112121130103 is 30103112121121.

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 12112121130103 - 2¹⁷ = 12112120999031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112121130107) 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, 289196118 + ... + 289237996.

It is an arithmetic number, because the mean of its divisors is an integer number (1514278298700).

Almost surely, 2^{12112121130103} is an apocalyptic number.

12112121130103 is a deficient number, since it is larger than the sum of its proper divisors (2105259497).

12112121130103 is an equidigital number, since it uses as much as digits as its factorization.

12112121130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85241.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12112121130103 its reverse (30103112121121), we get a palindrome (42215233251224).

The spelling of 12112121130103 in words is "twelve trillion, one hundred twelve billion, one hundred twenty-one million, one hundred thirty thousand, one hundred three".