11220022120211 has 2 divisors, whose sum is σ = 11220022120212. Its totient is φ = 11220022120210.

The previous prime is 11220022120193. The next prime is 11220022120243. The reversal of 11220022120211 is 11202122002211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11220022120211 - 2¹⁴ = 11220022103827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11220022120211.

It is not a weakly prime, because it can be changed into another prime (11220022120271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610011060105 + 5610011060106.

It is an arithmetic number, because the mean of its divisors is an integer number (5610011060106).

Almost surely, 2^{11220022120211} is an apocalyptic number.

11220022120211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220022120211 is an equidigital number, since it uses as much as digits as its factorization.

11220022120211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11220022120211 its reverse (11202122002211), we get a palindrome (22422144122422).

The spelling of 11220022120211 in words is "eleven trillion, two hundred twenty billion, twenty-two million, one hundred twenty thousand, two hundred eleven".