1002222022189 has 2 divisors, whose sum is σ = 1002222022190. Its totient is φ = 1002222022188.

The previous prime is 1002222022099. The next prime is 1002222022199. The reversal of 1002222022189 is 9812202222001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925717228164 + 76504794025 = 962142^2 + 276595^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002222022189 - 2⁹ = 1002222021677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002222022189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002222022199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501111011094 + 501111011095.

It is an arithmetic number, because the mean of its divisors is an integer number (501111011095).

Almost surely, 2^{1002222022189} is an apocalyptic number.

It is an amenable number.

1002222022189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002222022189 is an equidigital number, since it uses as much as digits as its factorization.

1002222022189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 1002222022189 in words is "one trillion, two billion, two hundred twenty-two million, twenty-two thousand, one hundred eighty-nine".