22220110220249 has 2 divisors, whose sum is σ = 22220110220250. Its totient is φ = 22220110220248.

The previous prime is 22220110220197. The next prime is 22220110220281. The reversal of 22220110220249 is 94202201102222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20029813819024 + 2190296401225 = 4475468^2 + 1479965^2 .

It is a cyclic number.

It is not a de Polignac number, because 22220110220249 - 2²⁸ = 22219841784793 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220110220299) 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, 11110055110124 + 11110055110125.

It is an arithmetic number, because the mean of its divisors is an integer number (11110055110125).

Almost surely, 2^{22220110220249} is an apocalyptic number.

It is an amenable number.

22220110220249 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220110220249 is an equidigital number, since it uses as much as digits as its factorization.

22220110220249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 22220110220249 in words is "twenty-two trillion, two hundred twenty billion, one hundred ten million, two hundred twenty thousand, two hundred forty-nine".