20102211120011 has 2 divisors, whose sum is σ = 20102211120012. Its totient is φ = 20102211120010.

The previous prime is 20102211119993. The next prime is 20102211120053. The reversal of 20102211120011 is 11002111220102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20102211120011 - 2¹⁴ = 20102211103627 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102211120811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051105560005 + 10051105560006.

It is an arithmetic number, because the mean of its divisors is an integer number (10051105560006).

Almost surely, 2^{20102211120011} is an apocalyptic number.

20102211120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102211120011 is an equidigital number, since it uses as much as digits as its factorization.

20102211120011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20102211120011 its reverse (11002111220102), we get a palindrome (31104322340113).

The spelling of 20102211120011 in words is "twenty trillion, one hundred two billion, two hundred eleven million, one hundred twenty thousand, eleven".