2211112229 has 2 divisors, whose sum is σ = 2211112230. Its totient is φ = 2211112228.

The previous prime is 2211112219. The next prime is 2211112249. The reversal of 2211112229 is 9222111122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2203833025 + 7279204 = 46945^2 + 2698^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211112229 - 2²⁸ = 1942676773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211112219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105556114 + 1105556115.

It is an arithmetic number, because the mean of its divisors is an integer number (1105556115).

Almost surely, 2^2211112229 is an apocalyptic number.

It is an amenable number.

2211112229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211112229 is an equidigital number, since it uses as much as digits as its factorization.

2211112229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 23.

The square root of 2211112229 is about 47022.4651523078. The cubic root of 2211112229 is about 1302.7775384938. Note that the first 3 decimals are identical.

The spelling of 2211112229 in words is "two billion, two hundred eleven million, one hundred twelve thousand, two hundred twenty-nine".