10211111011 has 2 divisors, whose sum is σ = 10211111012. Its totient is φ = 10211111010.

The previous prime is 10211110993. The next prime is 10211111041. The reversal of 10211111011 is 11011111201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10211111011 - 2⁷ = 10211110883 is a prime.

It is not a weakly prime, because it can be changed into another prime (10211111041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105555505 + 5105555506.

It is an arithmetic number, because the mean of its divisors is an integer number (5105555506).

Almost surely, 2^10211111011 is an apocalyptic number.

10211111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211111011 is an equidigital number, since it uses as much as digits as its factorization.

10211111011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 10211111011 its reverse (11011111201), we get a palindrome (21222222212).

The spelling of 10211111011 in words is "ten billion, two hundred eleven million, one hundred eleven thousand, eleven".