211202202042011 has 2 divisors, whose sum is σ = 211202202042012. Its totient is φ = 211202202042010.

The previous prime is 211202202041977. The next prime is 211202202042109. The reversal of 211202202042011 is 110240202202112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211202202042011 - 2¹⁰ = 211202202040987 is a prime.

It is not a weakly prime, because it can be changed into another prime (211202202042511) 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, 105601101021005 + 105601101021006.

It is an arithmetic number, because the mean of its divisors is an integer number (105601101021006).

Almost surely, 2^{211202202042011} is an apocalyptic number.

211202202042011 is a deficient number, since it is larger than the sum of its proper divisors (1).

211202202042011 is an equidigital number, since it uses as much as digits as its factorization.

211202202042011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 211202202042011 its reverse (110240202202112), we get a palindrome (321442404244123).

The spelling of 211202202042011 in words is "two hundred eleven trillion, two hundred two billion, two hundred two million, forty-two thousand, eleven".