1301310011213 has 4 divisors (see below), whose sum is σ = 1308499569468. Its totient is φ = 1294120452960.

The previous prime is 1301310011171. The next prime is 1301310011219. The reversal of 1301310011213 is 3121100131031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7146673444 + 1294163337769 = 84538^2 + 1137613^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1301310011213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301310011191 and 1301310011200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301310011219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3594778856 + ... + 3594779217.

It is an arithmetic number, because the mean of its divisors is an integer number (327124892367).

Almost surely, 2^{1301310011213} is an apocalyptic number.

It is an amenable number.

1301310011213 is a deficient number, since it is larger than the sum of its proper divisors (7189558255).

1301310011213 is an equidigital number, since it uses as much as digits as its factorization.

1301310011213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7189558254.

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

Adding to 1301310011213 its reverse (3121100131031), we get a palindrome (4422410142244).

The spelling of 1301310011213 in words is "one trillion, three hundred one billion, three hundred ten million, eleven thousand, two hundred thirteen".