22002222220049 has 2 divisors, whose sum is σ = 22002222220050. Its totient is φ = 22002222220048.

The previous prime is 22002222220021. The next prime is 22002222220103. The reversal of 22002222220049 is 94002222220022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15116295169024 + 6885927051025 = 3887968^2 + 2624105^2 .

It is a cyclic number.

It is not a de Polignac number, because 22002222220049 - 2²⁰ = 22002221171473 is a prime.

It is not a weakly prime, because it can be changed into another prime (22002222220949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001111110024 + 11001111110025.

It is an arithmetic number, because the mean of its divisors is an integer number (11001111110025).

Almost surely, 2^{22002222220049} is an apocalyptic number.

It is an amenable number.

22002222220049 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002222220049 is an equidigital number, since it uses as much as digits as its factorization.

22002222220049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 22002222220049 in words is "twenty-two trillion, two billion, two hundred twenty-two million, two hundred twenty thousand, forty-nine".