1020013130393 has 2 divisors, whose sum is σ = 1020013130394. Its totient is φ = 1020013130392.

The previous prime is 1020013130303. The next prime is 1020013130401. The reversal of 1020013130393 is 3930313100201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874903941769 + 145109188624 = 935363^2 + 380932^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020013130393 - 2³⁸ = 745135223449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020013130303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510006565196 + 510006565197.

It is an arithmetic number, because the mean of its divisors is an integer number (510006565197).

Almost surely, 2^{1020013130393} is an apocalyptic number.

It is an amenable number.

1020013130393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020013130393 is an equidigital number, since it uses as much as digits as its factorization.

1020013130393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 1020013130393 its reverse (3930313100201), we get a palindrome (4950326230594).

The spelling of 1020013130393 in words is "one trillion, twenty billion, thirteen million, one hundred thirty thousand, three hundred ninety-three".