1210122022189 has 2 divisors, whose sum is σ = 1210122022190. Its totient is φ = 1210122022188.

The previous prime is 1210122022169. The next prime is 1210122022253. The reversal of 1210122022189 is 9812202210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1197383062500 + 12738959689 = 1094250^2 + 112867^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210122022189 - 2³⁵ = 1175762283821 is a prime.

It is a super-3 number, since 3×1210122022189³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1210122022189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1210122022169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605061011094 + 605061011095.

It is an arithmetic number, because the mean of its divisors is an integer number (605061011095).

Almost surely, 2^{1210122022189} is an apocalyptic number.

It is an amenable number.

1210122022189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210122022189 is an equidigital number, since it uses as much as digits as its factorization.

1210122022189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 1210122022189 in words is "one trillion, two hundred ten billion, one hundred twenty-two million, twenty-two thousand, one hundred eighty-nine".