1002022220117 has 2 divisors, whose sum is σ = 1002022220118. Its totient is φ = 1002022220116.

The previous prime is 1002022220053. The next prime is 1002022220161. The reversal of 1002022220117 is 7110222202001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 804095997796 + 197926222321 = 896714^2 + 444889^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002022220117 - 2⁶ = 1002022220053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002028220117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501011110058 + 501011110059.

It is an arithmetic number, because the mean of its divisors is an integer number (501011110059).

Almost surely, 2^{1002022220117} is an apocalyptic number.

It is an amenable number.

1002022220117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002022220117 is an equidigital number, since it uses as much as digits as its factorization.

1002022220117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 1002022220117 its reverse (7110222202001), we get a palindrome (8112244422118).

The spelling of 1002022220117 in words is "one trillion, two billion, twenty-two million, two hundred twenty thousand, one hundred seventeen".