10211222011 has 2 divisors, whose sum is σ = 10211222012. Its totient is φ = 10211222010.

The previous prime is 10211222009. The next prime is 10211222027. The reversal of 10211222011 is 11022211201.

10211222011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10211222011 - 2¹ = 10211222009 is a prime.

Together with 10211222009, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 10211221982 and 10211222000.

It is not a weakly prime, because it can be changed into another prime (10211222081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105611005 + 5105611006.

It is an arithmetic number, because the mean of its divisors is an integer number (5105611006).

Almost surely, 2^10211222011 is an apocalyptic number.

10211222011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211222011 is an equidigital number, since it uses as much as digits as its factorization.

10211222011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10211222011 its reverse (11022211201), we get a palindrome (21233433212).

The spelling of 10211222011 in words is "ten billion, two hundred eleven million, two hundred twenty-two thousand, eleven".