12001201122103 has 2 divisors, whose sum is σ = 12001201122104. Its totient is φ = 12001201122102.

The previous prime is 12001201122101. The next prime is 12001201122109. The reversal of 12001201122103 is 30122110210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12001201122103 - 2¹ = 12001201122101 is a prime.

Together with 12001201122101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001201122101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000600561051 + 6000600561052.

It is an arithmetic number, because the mean of its divisors is an integer number (6000600561052).

Almost surely, 2^{12001201122103} is an apocalyptic number.

12001201122103 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001201122103 is an equidigital number, since it uses as much as digits as its factorization.

12001201122103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12001201122103 its reverse (30122110210021), we get a palindrome (42123311332124).

The spelling of 12001201122103 in words is "twelve trillion, one billion, two hundred one million, one hundred twenty-two thousand, one hundred three".