222202221220241 has 2 divisors, whose sum is σ = 222202221220242. Its totient is φ = 222202221220240.

The previous prime is 222202221220201. The next prime is 222202221220247. The reversal of 222202221220241 is 142022122202222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 221974688404225 + 227532816016 = 14898815^2 + 477004^2 .

It is a cyclic number.

It is not a de Polignac number, because 222202221220241 - 2³⁰ = 222201147478417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222202221220241.

It is not a weakly prime, because it can be changed into another prime (222202221220247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111101110610120 + 111101110610121.

It is an arithmetic number, because the mean of its divisors is an integer number (111101110610121).

Almost surely, 2^{222202221220241} is an apocalyptic number.

It is an amenable number.

222202221220241 is a deficient number, since it is larger than the sum of its proper divisors (1).

222202221220241 is an equidigital number, since it uses as much as digits as its factorization.

222202221220241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 222202221220241 its reverse (142022122202222), we get a palindrome (364224343422463).

The spelling of 222202221220241 in words is "two hundred twenty-two trillion, two hundred two billion, two hundred twenty-one million, two hundred twenty thousand, two hundred forty-one".