1010220102209 has 2 divisors, whose sum is σ = 1010220102210. Its totient is φ = 1010220102208.

The previous prime is 1010220102179. The next prime is 1010220102211. The reversal of 1010220102209 is 9022010220101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 895962581809 + 114257520400 = 946553^2 + 338020^2 .

It is an emirp because it is prime and its reverse (9022010220101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010220102209 is a prime.

Together with 1010220102211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1010220102299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505110051104 + 505110051105.

It is an arithmetic number, because the mean of its divisors is an integer number (505110051105).

Almost surely, 2^{1010220102209} is an apocalyptic number.

It is an amenable number.

1010220102209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010220102209 is an equidigital number, since it uses as much as digits as its factorization.

1010220102209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 1010220102209 in words is "one trillion, ten billion, two hundred twenty million, one hundred two thousand, two hundred nine".