12210210749189 has 2 divisors, whose sum is σ = 12210210749190. Its totient is φ = 12210210749188.

The previous prime is 12210210749153. The next prime is 12210210749197. The reversal of 12210210749189 is 98194701201221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6749655960100 + 5460554789089 = 2598010^2 + 2336783^2 .

It is a cyclic number.

It is not a de Polignac number, because 12210210749189 - 2²⁰ = 12210209700613 is a prime.

It is a super-3 number, since 3×12210210749189³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12210210749119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105105374594 + 6105105374595.

It is an arithmetic number, because the mean of its divisors is an integer number (6105105374595).

Almost surely, 2^{12210210749189} is an apocalyptic number.

It is an amenable number.

12210210749189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210210749189 is an equidigital number, since it uses as much as digits as its factorization.

12210210749189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 47.

The spelling of 12210210749189 in words is "twelve trillion, two hundred ten billion, two hundred ten million, seven hundred forty-nine thousand, one hundred eighty-nine".