22202022220249 has 2 divisors, whose sum is σ = 22202022220250. Its totient is φ = 22202022220248.

The previous prime is 22202022220201. The next prime is 22202022220349. The reversal of 22202022220249 is 94202222020222.

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., 11209104000000 + 10992918220249 = 3348000^2 + 3315557^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202022220249 - 2⁷ = 22202022220121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22202022220249.

It is not a weakly prime, because it can be changed into another prime (22202022220349) 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, 11101011110124 + 11101011110125.

It is an arithmetic number, because the mean of its divisors is an integer number (11101011110125).

Almost surely, 2^{22202022220249} is an apocalyptic number.

It is an amenable number.

22202022220249 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202022220249 is an equidigital number, since it uses as much as digits as its factorization.

22202022220249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 22202022220249 in words is "twenty-two trillion, two hundred two billion, twenty-two million, two hundred twenty thousand, two hundred forty-nine".