2012302110509 has 2 divisors, whose sum is σ = 2012302110510. Its totient is φ = 2012302110508.

The previous prime is 2012302110491. The next prime is 2012302110571. The reversal of 2012302110509 is 9050112032102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1235221074025 + 777081036484 = 1111405^2 + 881522^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012302110509 - 2³² = 2008007143213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012302113509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006151055254 + 1006151055255.

It is an arithmetic number, because the mean of its divisors is an integer number (1006151055255).

Almost surely, 2^{2012302110509} is an apocalyptic number.

It is an amenable number.

2012302110509 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012302110509 is an equidigital number, since it uses as much as digits as its factorization.

2012302110509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 2012302110509 in words is "two trillion, twelve billion, three hundred two million, one hundred ten thousand, five hundred nine".