2144121013 has 2 divisors, whose sum is σ = 2144121014. Its totient is φ = 2144121012.

The previous prime is 2144120969. The next prime is 2144121041. The reversal of 2144121013 is 3101214412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1814589604 + 329531409 = 42598^2 + 18153^2 .

It is a cyclic number.

It is not a de Polignac number, because 2144121013 - 2⁹ = 2144120501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144121613) 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, 1072060506 + 1072060507.

It is an arithmetic number, because the mean of its divisors is an integer number (1072060507).

Almost surely, 2^2144121013 is an apocalyptic number.

It is an amenable number.

2144121013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144121013 is an equidigital number, since it uses as much as digits as its factorization.

2144121013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2144121013 is about 46304.6543340948. The cubic root of 2144121013 is about 1289.4854051900.

Adding to 2144121013 its reverse (3101214412), we get a palindrome (5245335425).

The spelling of 2144121013 in words is "two billion, one hundred forty-four million, one hundred twenty-one thousand, thirteen".