202224439993 has 2 divisors, whose sum is σ = 202224439994. Its totient is φ = 202224439992.

The previous prime is 202224439957. The next prime is 202224439999. The reversal of 202224439993 is 399934422202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202101496249 + 122943744 = 449557^2 + 11088^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202224439993 is a prime.

It is not a weakly prime, because it can be changed into another prime (202224439999) 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, 101112219996 + 101112219997.

It is an arithmetic number, because the mean of its divisors is an integer number (101112219997).

Almost surely, 2^202224439993 is an apocalyptic number.

It is an amenable number.

202224439993 is a deficient number, since it is larger than the sum of its proper divisors (1).

202224439993 is an equidigital number, since it uses as much as digits as its factorization.

202224439993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 202224439993 in words is "two hundred two billion, two hundred twenty-four million, four hundred thirty-nine thousand, nine hundred ninety-three".