2222506306289 has 2 divisors, whose sum is σ = 2222506306290. Its totient is φ = 2222506306288.

The previous prime is 2222506306283. The next prime is 2222506306403. The reversal of 2222506306289 is 9826036052222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1357206360064 + 865299946225 = 1164992^2 + 930215^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2222506306289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2222506306283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111253153144 + 1111253153145.

It is an arithmetic number, because the mean of its divisors is an integer number (1111253153145).

Almost surely, 2^{2222506306289} is an apocalyptic number.

It is an amenable number.

2222506306289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222506306289 is an equidigital number, since it uses as much as digits as its factorization.

2222506306289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 2222506306289 in words is "two trillion, two hundred twenty-two billion, five hundred six million, three hundred six thousand, two hundred eighty-nine".