22202121200111 has 2 divisors, whose sum is σ = 22202121200112. Its totient is φ = 22202121200110.

The previous prime is 22202121200099. The next prime is 22202121200141. The reversal of 22202121200111 is 11100212120222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22202121200111 - 2³⁴ = 22184941330927 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22202121200111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22202121200141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101060600055 + 11101060600056.

It is an arithmetic number, because the mean of its divisors is an integer number (11101060600056).

Almost surely, 2^{22202121200111} is an apocalyptic number.

22202121200111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202121200111 is an equidigital number, since it uses as much as digits as its factorization.

22202121200111 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 22202121200111 its reverse (11100212120222), we get a palindrome (33302333320333).

The spelling of 22202121200111 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, two hundred thousand, one hundred eleven".