22201100212211 has 2 divisors, whose sum is σ = 22201100212212. Its totient is φ = 22201100212210.

The previous prime is 22201100212189. The next prime is 22201100212223. The reversal of 22201100212211 is 11221200110222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22201100212211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22201100212211.

It is not a weakly prime, because it can be changed into another prime (22201100212271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100550106105 + 11100550106106.

It is an arithmetic number, because the mean of its divisors is an integer number (11100550106106).

Almost surely, 2^{22201100212211} is an apocalyptic number.

22201100212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201100212211 is an equidigital number, since it uses as much as digits as its factorization.

22201100212211 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 22201100212211 its reverse (11221200110222), we get a palindrome (33422300322433).

The spelling of 22201100212211 in words is "twenty-two trillion, two hundred one billion, one hundred million, two hundred twelve thousand, two hundred eleven".