22211222201011 has 2 divisors, whose sum is σ = 22211222201012. Its totient is φ = 22211222201010.

The previous prime is 22211222200969. The next prime is 22211222201027. The reversal of 22211222201011 is 11010222211222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22211222201011 - 2²¹ = 22211220103859 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22211222201011.

It is not a weakly prime, because it can be changed into another prime (22211222201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11105611100505 + 11105611100506.

It is an arithmetic number, because the mean of its divisors is an integer number (11105611100506).

Almost surely, 2^{22211222201011} is an apocalyptic number.

22211222201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22211222201011 is an equidigital number, since it uses as much as digits as its factorization.

22211222201011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22211222201011 its reverse (11010222211222), we get a palindrome (33221444412233).

The spelling of 22211222201011 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty-two million, two hundred one thousand, eleven".