12202012201009 has 2 divisors, whose sum is σ = 12202012201010. Its totient is φ = 12202012201008.

The previous prime is 12202012200997. The next prime is 12202012201039. The reversal of 12202012201009 is 90010221020221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10063772799025 + 2138239401984 = 3172345^2 + 1462272^2 .

It is an emirp because it is prime and its reverse (90010221020221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12202012201009 - 2²⁵ = 12201978646577 is a prime.

It is not a weakly prime, because it can be changed into another prime (12202012201039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101006100504 + 6101006100505.

It is an arithmetic number, because the mean of its divisors is an integer number (6101006100505).

Almost surely, 2^{12202012201009} is an apocalyptic number.

It is an amenable number.

12202012201009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12202012201009 is an equidigital number, since it uses as much as digits as its factorization.

12202012201009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 12202012201009 in words is "twelve trillion, two hundred two billion, twelve million, two hundred one thousand, nine".