2175020011 has 2 divisors, whose sum is σ = 2175020012. Its totient is φ = 2175020010.

The previous prime is 2175019993. The next prime is 2175020017. The reversal of 2175020011 is 1100205712.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2175020011 - 2⁹ = 2175019499 is a prime.

It is not a weakly prime, because it can be changed into another prime (2175020017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1087510005 + 1087510006.

It is an arithmetic number, because the mean of its divisors is an integer number (1087510006).

Almost surely, 2^2175020011 is an apocalyptic number.

2175020011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2175020011 is an equidigital number, since it uses as much as digits as its factorization.

2175020011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 2175020011 is about 46637.1098053900. The cubic root of 2175020011 is about 1295.6501579712.

Adding to 2175020011 its reverse (1100205712), we get a palindrome (3275225723).

The spelling of 2175020011 in words is "two billion, one hundred seventy-five million, twenty thousand, eleven".