22112333221211 has 2 divisors, whose sum is σ = 22112333221212. Its totient is φ = 22112333221210.

The previous prime is 22112333221207. The next prime is 22112333221213. The reversal of 22112333221211 is 11212233321122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22112333221211 - 2² = 22112333221207 is a prime.

Together with 22112333221213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22112333221213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11056166610605 + 11056166610606.

It is an arithmetic number, because the mean of its divisors is an integer number (11056166610606).

Almost surely, 2^{22112333221211} is an apocalyptic number.

22112333221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

22112333221211 is an equidigital number, since it uses as much as digits as its factorization.

22112333221211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

Adding to 22112333221211 its reverse (11212233321122), we get a palindrome (33324566542333).

The spelling of 22112333221211 in words is "twenty-two trillion, one hundred twelve billion, three hundred thirty-three million, two hundred twenty-one thousand, two hundred eleven".