2211444049 has 2 divisors, whose sum is σ = 2211444050. Its totient is φ = 2211444048.

The previous prime is 2211444017. The next prime is 2211444061. The reversal of 2211444049 is 9404441122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2141838400 + 69605649 = 46280^2 + 8343^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211444049 - 2⁵ = 2211444017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2211444049.

It is not a weakly prime, because it can be changed into another prime (2211444149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105722024 + 1105722025.

It is an arithmetic number, because the mean of its divisors is an integer number (1105722025).

Almost surely, 2^2211444049 is an apocalyptic number.

It is an amenable number.

2211444049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211444049 is an equidigital number, since it uses as much as digits as its factorization.

2211444049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 2211444049 is about 47025.9933334746. The cubic root of 2211444049 is about 1302.8427041926.

The spelling of 2211444049 in words is "two billion, two hundred eleven million, four hundred forty-four thousand, forty-nine".