1120203002309 has 2 divisors, whose sum is σ = 1120203002310. Its totient is φ = 1120203002308.

The previous prime is 1120203002297. The next prime is 1120203002329. The reversal of 1120203002309 is 9032003020211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 738800416225 + 381402586084 = 859535^2 + 617578^2 .

It is an emirp because it is prime and its reverse (9032003020211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1120203002309 - 2⁴ = 1120203002293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120203002329) 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, 560101501154 + 560101501155.

It is an arithmetic number, because the mean of its divisors is an integer number (560101501155).

Almost surely, 2^{1120203002309} is an apocalyptic number.

It is an amenable number.

1120203002309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120203002309 is an equidigital number, since it uses as much as digits as its factorization.

1120203002309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 1120203002309 in words is "one trillion, one hundred twenty billion, two hundred three million, two thousand, three hundred nine".