1011201310309 has 2 divisors, whose sum is σ = 1011201310310. Its totient is φ = 1011201310308.

The previous prime is 1011201310297. The next prime is 1011201310333. The reversal of 1011201310309 is 9030131021101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 949124092900 + 62077217409 = 974230^2 + 249153^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011201310309 - 2⁵ = 1011201310277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1011201310309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011201310409) 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, 505600655154 + 505600655155.

It is an arithmetic number, because the mean of its divisors is an integer number (505600655155).

Almost surely, 2^{1011201310309} is an apocalyptic number.

It is an amenable number.

1011201310309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011201310309 is an equidigital number, since it uses as much as digits as its factorization.

1011201310309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 1011201310309 in words is "one trillion, eleven billion, two hundred one million, three hundred ten thousand, three hundred nine".