10202343352309 has 2 divisors, whose sum is σ = 10202343352310. Its totient is φ = 10202343352308.

The previous prime is 10202343352297. The next prime is 10202343352339. The reversal of 10202343352309 is 90325334320201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7549607999025 + 2652735353284 = 2747655^2 + 1628722^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202343352309 - 2¹³ = 10202343344117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202343352339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101171676154 + 5101171676155.

It is an arithmetic number, because the mean of its divisors is an integer number (5101171676155).

Almost surely, 2^{10202343352309} is an apocalyptic number.

It is an amenable number.

10202343352309 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202343352309 is an equidigital number, since it uses as much as digits as its factorization.

10202343352309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 37.

The spelling of 10202343352309 in words is "ten trillion, two hundred two billion, three hundred forty-three million, three hundred fifty-two thousand, three hundred nine".