12200012249 has 2 divisors, whose sum is σ = 12200012250. Its totient is φ = 12200012248.

The previous prime is 12200012219. The next prime is 12200012287. The reversal of 12200012249 is 94221000221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6414888649 + 5785123600 = 80093^2 + 76060^2 .

It is a cyclic number.

It is not a de Polignac number, because 12200012249 - 2²⁸ = 11931576793 is a prime.

It is not a weakly prime, because it can be changed into another prime (12200012219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100006124 + 6100006125.

It is an arithmetic number, because the mean of its divisors is an integer number (6100006125).

Almost surely, 2^12200012249 is an apocalyptic number.

It is an amenable number.

12200012249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200012249 is an equidigital number, since it uses as much as digits as its factorization.

12200012249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 12200012249 in words is "twelve billion, two hundred million, twelve thousand, two hundred forty-nine".