9802116223 has 2 divisors, whose sum is σ = 9802116224. Its totient is φ = 9802116222.

The previous prime is 9802116221. The next prime is 9802116253. The reversal of 9802116223 is 3226112089.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9802116223 - 2¹ = 9802116221 is a prime.

Together with 9802116221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9802116221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4901058111 + 4901058112.

It is an arithmetic number, because the mean of its divisors is an integer number (4901058112).

Almost surely, 2^9802116223 is an apocalyptic number.

9802116223 is a deficient number, since it is larger than the sum of its proper divisors (1).

9802116223 is an equidigital number, since it uses as much as digits as its factorization.

9802116223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9802116223 is about 99005.6373293966. The cubic root of 9802116223 is about 2140.1289862423.

It can be divided in two parts, 98021 and 16223, that added together give a square (114244 = 338²).

The spelling of 9802116223 in words is "nine billion, eight hundred two million, one hundred sixteen thousand, two hundred twenty-three".