2044222811 has 2 divisors, whose sum is σ = 2044222812. Its totient is φ = 2044222810.

The previous prime is 2044222799. The next prime is 2044222837. The reversal of 2044222811 is 1182224402.

It is an a-pointer prime, because the next prime (2044222837) can be obtained adding 2044222811 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044222811 is a prime.

It is not a weakly prime, because it can be changed into another prime (2044222871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022111405 + 1022111406.

It is an arithmetic number, because the mean of its divisors is an integer number (1022111406).

Almost surely, 2^2044222811 is an apocalyptic number.

2044222811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044222811 is an equidigital number, since it uses as much as digits as its factorization.

2044222811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 2044222811 is about 45213.0822992638. The cubic root of 2044222811 is about 1269.1396431732.

The spelling of 2044222811 in words is "two billion, forty-four million, two hundred twenty-two thousand, eight hundred eleven".