10222202222161 has 2 divisors, whose sum is σ = 10222202222162. Its totient is φ = 10222202222160.

The previous prime is 10222202222153. The next prime is 10222202222191. The reversal of 10222202222161 is 16122220222201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9017408410000 + 1204793812161 = 3002900^2 + 1097631^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222202222161 - 2³ = 10222202222153 is a prime.

It is not a weakly prime, because it can be changed into another prime (10222202222101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111101111080 + 5111101111081.

It is an arithmetic number, because the mean of its divisors is an integer number (5111101111081).

Almost surely, 2^{10222202222161} is an apocalyptic number.

It is an amenable number.

10222202222161 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222202222161 is an equidigital number, since it uses as much as digits as its factorization.

10222202222161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 10222202222161 its reverse (16122220222201), we get a palindrome (26344422444362).

The spelling of 10222202222161 in words is "ten trillion, two hundred twenty-two billion, two hundred two million, two hundred twenty-two thousand, one hundred sixty-one".