1114123143121 has 2 divisors, whose sum is σ = 1114123143122. Its totient is φ = 1114123143120.

The previous prime is 1114123143101. The next prime is 1114123143149. The reversal of 1114123143121 is 1213413214111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 773627552721 + 340495590400 = 879561^2 + 583520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114123143121 - 2⁹ = 1114123142609 is a prime.

It is not a weakly prime, because it can be changed into another prime (1114123143101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557061571560 + 557061571561.

It is an arithmetic number, because the mean of its divisors is an integer number (557061571561).

Almost surely, 2^{1114123143121} is an apocalyptic number.

It is an amenable number.

1114123143121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1114123143121 is an equidigital number, since it uses as much as digits as its factorization.

1114123143121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 25.

Adding to 1114123143121 its reverse (1213413214111), we get a palindrome (2327536357232).

The spelling of 1114123143121 in words is "one trillion, one hundred fourteen billion, one hundred twenty-three million, one hundred forty-three thousand, one hundred twenty-one".