12012111002103 has 16 divisors (see below), whose sum is σ = 16240106386560. Its totient is φ = 7896463771104.

The previous prime is 12012111002069. The next prime is 12012111002131. The reversal of 12012111002103 is 30120011121021.

It is not a de Polignac number, because 12012111002103 - 2³⁰ = 12011037260279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012111002153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45989668 + ... + 46250121.

It is an arithmetic number, because the mean of its divisors is an integer number (1015006649160).

Almost surely, 2^{12012111002103} is an apocalyptic number.

12012111002103 is a deficient number, since it is larger than the sum of its proper divisors (4227995384457).

12012111002103 is an equidigital number, since it uses as much as digits as its factorization.

12012111002103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92240398.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12012111002103 its reverse (30120011121021), we get a palindrome (42132122123124).

The spelling of 12012111002103 in words is "twelve trillion, twelve billion, one hundred eleven million, two thousand, one hundred three".