30203126713 has 2 divisors, whose sum is σ = 30203126714. Its totient is φ = 30203126712.

The previous prime is 30203126641. The next prime is 30203126747. The reversal of 30203126713 is 31762130203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19108085824 + 11095040889 = 138232^2 + 105333^2 .

It is a cyclic number.

It is not a de Polignac number, because 30203126713 - 2⁹ = 30203126201 is a prime.

It is not a weakly prime, because it can be changed into another prime (30203126783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15101563356 + 15101563357.

It is an arithmetic number, because the mean of its divisors is an integer number (15101563357).

Almost surely, 2^30203126713 is an apocalyptic number.

It is an amenable number.

30203126713 is a deficient number, since it is larger than the sum of its proper divisors (1).

30203126713 is an equidigital number, since it uses as much as digits as its factorization.

30203126713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 28.

Adding to 30203126713 its reverse (31762130203), we get a palindrome (61965256916).

The spelling of 30203126713 in words is "thirty billion, two hundred three million, one hundred twenty-six thousand, seven hundred thirteen".