102204402247 has 2 divisors, whose sum is σ = 102204402248. Its totient is φ = 102204402246.

The previous prime is 102204402241. The next prime is 102204402301. The reversal of 102204402247 is 742204402201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102204402247 - 2²³ = 102196013639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102204402241) 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, 51102201123 + 51102201124.

It is an arithmetic number, because the mean of its divisors is an integer number (51102201124).

Almost surely, 2^102204402247 is an apocalyptic number.

102204402247 is a deficient number, since it is larger than the sum of its proper divisors (1).

102204402247 is an equidigital number, since it uses as much as digits as its factorization.

102204402247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 28.

Adding to 102204402247 its reverse (742204402201), we get a palindrome (844408804448).

The spelling of 102204402247 in words is "one hundred two billion, two hundred four million, four hundred two thousand, two hundred forty-seven".