222222002273 has 2 divisors, whose sum is σ = 222222002274. Its totient is φ = 222222002272.

The previous prime is 222222002159. The next prime is 222222002287. The reversal of 222222002273 is 372200222222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146284830784 + 75937171489 = 382472^2 + 275567^2 .

It is a cyclic number.

It is not a de Polignac number, because 222222002273 - 2¹⁰ = 222222001249 is a prime.

It is not a weakly prime, because it can be changed into another prime (222222002293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111111001136 + 111111001137.

It is an arithmetic number, because the mean of its divisors is an integer number (111111001137).

Almost surely, 2^222222002273 is an apocalyptic number.

It is an amenable number.

222222002273 is a deficient number, since it is larger than the sum of its proper divisors (1).

222222002273 is an equidigital number, since it uses as much as digits as its factorization.

222222002273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 26.

Adding to 222222002273 its reverse (372200222222), we get a palindrome (594422224495).

The spelling of 222222002273 in words is "two hundred twenty-two billion, two hundred twenty-two million, two thousand, two hundred seventy-three".