12201001102109 has 2 divisors, whose sum is σ = 12201001102110. Its totient is φ = 12201001102108.

The previous prime is 12201001102067. The next prime is 12201001102123. The reversal of 12201001102109 is 90120110010221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6469789042084 + 5731212060025 = 2543578^2 + 2393995^2 .

It is an emirp because it is prime and its reverse (90120110010221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12201001102109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12201001102309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100500551054 + 6100500551055.

It is an arithmetic number, because the mean of its divisors is an integer number (6100500551055).

Almost surely, 2^{12201001102109} is an apocalyptic number.

It is an amenable number.

12201001102109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12201001102109 is an equidigital number, since it uses as much as digits as its factorization.

12201001102109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 12201001102109 in words is "twelve trillion, two hundred one billion, one million, one hundred two thousand, one hundred nine".