22101211116211 has 2 divisors, whose sum is σ = 22101211116212. Its totient is φ = 22101211116210.

The previous prime is 22101211116197. The next prime is 22101211116241. The reversal of 22101211116211 is 11261111210122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22101211116211 - 2⁹ = 22101211115699 is a prime.

It is not a weakly prime, because it can be changed into another prime (22101211116241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050605558105 + 11050605558106.

It is an arithmetic number, because the mean of its divisors is an integer number (11050605558106).

Almost surely, 2^{22101211116211} is an apocalyptic number.

22101211116211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101211116211 is an equidigital number, since it uses as much as digits as its factorization.

22101211116211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 22.

Adding to 22101211116211 its reverse (11261111210122), we get a palindrome (33362322326333).

The spelling of 22101211116211 in words is "twenty-two trillion, one hundred one billion, two hundred eleven million, one hundred sixteen thousand, two hundred eleven".