1230215121313 has 2 divisors, whose sum is σ = 1230215121314. Its totient is φ = 1230215121312.

The previous prime is 1230215121299. The next prime is 1230215121337. The reversal of 1230215121313 is 3131215120321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 627126199569 + 603088921744 = 791913^2 + 776588^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230215121313 - 2⁹ = 1230215120801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230215121413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615107560656 + 615107560657.

It is an arithmetic number, because the mean of its divisors is an integer number (615107560657).

Almost surely, 2^{1230215121313} is an apocalyptic number.

It is an amenable number.

1230215121313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230215121313 is an equidigital number, since it uses as much as digits as its factorization.

1230215121313 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 25.

The spelling of 1230215121313 in words is "one trillion, two hundred thirty billion, two hundred fifteen million, one hundred twenty-one thousand, three hundred thirteen".