11011212200249 has 2 divisors, whose sum is σ = 11011212200250. Its totient is φ = 11011212200248.

The previous prime is 11011212200179. The next prime is 11011212200341. The reversal of 11011212200249 is 94200221211011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10969628833849 + 41583366400 = 3312043^2 + 203920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011212200249 is a prime.

It is not a weakly prime, because it can be changed into another prime (11011212206249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505606100124 + 5505606100125.

It is an arithmetic number, because the mean of its divisors is an integer number (5505606100125).

Almost surely, 2^{11011212200249} is an apocalyptic number.

It is an amenable number.

11011212200249 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011212200249 is an equidigital number, since it uses as much as digits as its factorization.

11011212200249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 11011212200249 in words is "eleven trillion, eleven billion, two hundred twelve million, two hundred thousand, two hundred forty-nine".