1320101311013 has 2 divisors, whose sum is σ = 1320101311014. Its totient is φ = 1320101311012.

The previous prime is 1320101310959. The next prime is 1320101311033. The reversal of 1320101311013 is 3101131010231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1286788490689 + 33312820324 = 1134367^2 + 182518^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320101311013 - 2³² = 1315806343717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1320101310982 and 1320101311000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1320101311033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660050655506 + 660050655507.

It is an arithmetic number, because the mean of its divisors is an integer number (660050655507).

Almost surely, 2^{1320101311013} is an apocalyptic number.

It is an amenable number.

1320101311013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320101311013 is an equidigital number, since it uses as much as digits as its factorization.

1320101311013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1320101311013 its reverse (3101131010231), we get a palindrome (4421232321244).

The spelling of 1320101311013 in words is "one trillion, three hundred twenty billion, one hundred one million, three hundred eleven thousand, thirteen".