22221212100011 has 2 divisors, whose sum is σ = 22221212100012. Its totient is φ = 22221212100010.

The previous prime is 22221212099971. The next prime is 22221212100067. The reversal of 22221212100011 is 11000121212222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22221212100011 - 2¹⁴ = 22221212083627 is a prime.

It is not a weakly prime, because it can be changed into another prime (22221212100611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110606050005 + 11110606050006.

It is an arithmetic number, because the mean of its divisors is an integer number (11110606050006).

Almost surely, 2^{22221212100011} is an apocalyptic number.

22221212100011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221212100011 is an equidigital number, since it uses as much as digits as its factorization.

22221212100011 is an odious number, because the sum of its binary digits is odd.

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

Adding to 22221212100011 its reverse (11000121212222), we get a palindrome (33221333312233).

The spelling of 22221212100011 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twelve million, one hundred thousand, eleven".