2212210129 has 2 divisors, whose sum is σ = 2212210130. Its totient is φ = 2212210128.

The previous prime is 2212210123. The next prime is 2212210141. The reversal of 2212210129 is 9210122122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1352547729 + 859662400 = 36777^2 + 29320^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212210129 - 2⁹ = 2212209617 is a prime.

It is not a weakly prime, because it can be changed into another prime (2212210123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106105064 + 1106105065.

It is an arithmetic number, because the mean of its divisors is an integer number (1106105065).

Almost surely, 2^2212210129 is an apocalyptic number.

It is an amenable number.

2212210129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212210129 is an equidigital number, since it uses as much as digits as its factorization.

2212210129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2212210129 is about 47034.1379106708. The cubic root of 2212210129 is about 1302.9931287550.

The spelling of 2212210129 in words is "two billion, two hundred twelve million, two hundred ten thousand, one hundred twenty-nine".