2212210111 has 2 divisors, whose sum is σ = 2212210112.
Its totient is φ = 2212210110.
The previous prime is 2212210093. The next prime is 2212210123. The reversal of 2212210111 is 1110122122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2212210111 - 217 = 2212079039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2212210091 and 2212210100.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2212210141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106105055 + 1106105056.
It is an arithmetic number, because the mean of its divisors is an integer number (1106105056).
Almost surely, 22212210111 is an apocalyptic number.
2212210111 is a deficient number, since it is larger than the sum of its proper divisors (1).
2212210111 is an equidigital number, since it uses as much as digits as its factorization.
2212210111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 13.
The square root of 2212210111 is about 47034.1377193204.
The cubic root of 2212210111 is about 1302.9931252210.
Adding to 2212210111 its reverse (1110122122), we get a palindrome (3322332233).
The spelling of 2212210111 in words is "two billion, two hundred twelve million, two hundred ten thousand, one hundred eleven".