1230423020413 has 2 divisors, whose sum is σ = 1230423020414. Its totient is φ = 1230423020412.

The previous prime is 1230423020389. The next prime is 1230423020459. The reversal of 1230423020413 is 3140203240321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 801316796569 + 429106223844 = 895163^2 + 655062^2 .

It is a cyclic number.

It is not a de Polignac number, because 1230423020413 - 2⁹ = 1230423019901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1230423030413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615211510206 + 615211510207.

It is an arithmetic number, because the mean of its divisors is an integer number (615211510207).

Almost surely, 2^{1230423020413} is an apocalyptic number.

It is an amenable number.

1230423020413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230423020413 is an equidigital number, since it uses as much as digits as its factorization.

1230423020413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1230423020413 its reverse (3140203240321), we get a palindrome (4370626260734).

The spelling of 1230423020413 in words is "one trillion, two hundred thirty billion, four hundred twenty-three million, twenty thousand, four hundred thirteen".