2144120311 has 2 divisors, whose sum is σ = 2144120312. Its totient is φ = 2144120310.

The previous prime is 2144120273. The next prime is 2144120347. The reversal of 2144120311 is 1130214412.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2144120311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2144120411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072060155 + 1072060156.

It is an arithmetic number, because the mean of its divisors is an integer number (1072060156).

Almost surely, 2^2144120311 is an apocalyptic number.

2144120311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144120311 is an equidigital number, since it uses as much as digits as its factorization.

2144120311 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 2144120311 is about 46304.6467538626. The cubic root of 2144120311 is about 1289.4852644612.

Adding to 2144120311 its reverse (1130214412), we get a palindrome (3274334723).

The spelling of 2144120311 in words is "two billion, one hundred forty-four million, one hundred twenty thousand, three hundred eleven".