12012103101121 has 2 divisors, whose sum is σ = 12012103101122. Its totient is φ = 12012103101120.

The previous prime is 12012103101073. The next prime is 12012103101133. The reversal of 12012103101121 is 12110130121021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11718051770896 + 294051330225 = 3423164^2 + 542265^2 .

It is a cyclic number.

It is not a de Polignac number, because 12012103101121 - 2⁷ = 12012103100993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12012103101095 and 12012103101104.

It is not a weakly prime, because it can be changed into another prime (12012103101161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006051550560 + 6006051550561.

It is an arithmetic number, because the mean of its divisors is an integer number (6006051550561).

Almost surely, 2^{12012103101121} is an apocalyptic number.

It is an amenable number.

12012103101121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12012103101121 is an equidigital number, since it uses as much as digits as its factorization.

12012103101121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 12012103101121 its reverse (12110130121021), we get a palindrome (24122233222142).

The spelling of 12012103101121 in words is "twelve trillion, twelve billion, one hundred three million, one hundred one thousand, one hundred twenty-one".