12101201110249 has 2 divisors, whose sum is σ = 12101201110250. Its totient is φ = 12101201110248.

The previous prime is 12101201110183. The next prime is 12101201110321. The reversal of 12101201110249 is 94201110210121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11657854209600 + 443346900649 = 3414360^2 + 665843^2 .

It is an emirp because it is prime and its reverse (94201110210121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12101201110249 - 2²³ = 12101192721641 is a prime.

It is not a weakly prime, because it can be changed into another prime (12101201110049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050600555124 + 6050600555125.

It is an arithmetic number, because the mean of its divisors is an integer number (6050600555125).

Almost surely, 2^{12101201110249} is an apocalyptic number.

It is an amenable number.

12101201110249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101201110249 is an equidigital number, since it uses as much as digits as its factorization.

12101201110249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 12101201110249 in words is "twelve trillion, one hundred one billion, two hundred one million, one hundred ten thousand, two hundred forty-nine".