1302320013109 has 2 divisors, whose sum is σ = 1302320013110. Its totient is φ = 1302320013108.

The previous prime is 1302320013101. The next prime is 1302320013133. The reversal of 1302320013109 is 9013100232031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1075669751025 + 226650262084 = 1037145^2 + 476078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302320013109 - 2³ = 1302320013101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1302320013101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651160006554 + 651160006555.

It is an arithmetic number, because the mean of its divisors is an integer number (651160006555).

Almost surely, 2^{1302320013109} is an apocalyptic number.

It is an amenable number.

1302320013109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302320013109 is an equidigital number, since it uses as much as digits as its factorization.

1302320013109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The spelling of 1302320013109 in words is "one trillion, three hundred two billion, three hundred twenty million, thirteen thousand, one hundred nine".