121102211000249 has 2 divisors, whose sum is σ = 121102211000250. Its totient is φ = 121102211000248.

The previous prime is 121102211000161. The next prime is 121102211000263. The reversal of 121102211000249 is 942000112201121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80036158441849 + 41066052558400 = 8946293^2 + 6408280^2 .

It is a cyclic number.

It is not a de Polignac number, because 121102211000249 - 2¹² = 121102210996153 is a prime.

It is not a weakly prime, because it can be changed into another prime (121102211000279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60551105500124 + 60551105500125.

It is an arithmetic number, because the mean of its divisors is an integer number (60551105500125).

Almost surely, 2^{121102211000249} is an apocalyptic number.

It is an amenable number.

121102211000249 is a deficient number, since it is larger than the sum of its proper divisors (1).

121102211000249 is an equidigital number, since it uses as much as digits as its factorization.

121102211000249 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 121102211000249 in words is "one hundred twenty-one trillion, one hundred two billion, two hundred eleven million, two hundred forty-nine", and thus it is an aban number.