2212311004949 has 2 divisors, whose sum is σ = 2212311004950. Its totient is φ = 2212311004948.

The previous prime is 2212311004927. The next prime is 2212311004979. The reversal of 2212311004949 is 9494001132122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1962080952049 + 250230052900 = 1400743^2 + 500230^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212311004949 - 2³⁶ = 2143591528213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212311004979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106155502474 + 1106155502475.

It is an arithmetic number, because the mean of its divisors is an integer number (1106155502475).

Almost surely, 2^{2212311004949} is an apocalyptic number.

It is an amenable number.

2212311004949 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212311004949 is an equidigital number, since it uses as much as digits as its factorization.

2212311004949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 2212311004949 in words is "two trillion, two hundred twelve billion, three hundred eleven million, four thousand, nine hundred forty-nine".