2142240011 has 2 divisors, whose sum is σ = 2142240012. Its totient is φ = 2142240010.

The previous prime is 2142239993. The next prime is 2142240013. The reversal of 2142240011 is 1100422412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2142240011 - 2³⁰ = 1068498187 is a prime.

Together with 2142240013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2142240013) 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, 1071120005 + 1071120006.

It is an arithmetic number, because the mean of its divisors is an integer number (1071120006).

Almost surely, 2^2142240011 is an apocalyptic number.

2142240011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142240011 is an equidigital number, since it uses as much as digits as its factorization.

2142240011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2142240011 is about 46284.3387227256. The cubic root of 2142240011 is about 1289.1082134413.

Adding to 2142240011 its reverse (1100422412), we get a palindrome (3242662423).

The spelling of 2142240011 in words is "two billion, one hundred forty-two million, two hundred forty thousand, eleven".