1312101566313 has 16 divisors (see below), whose sum is σ = 1810566655680. Its totient is φ = 844211140416.

The previous prime is 1312101566311. The next prime is 1312101566329. The reversal of 1312101566313 is 3136651012131.

It is a happy number.

It is not a de Polignac number, because 1312101566313 - 2¹ = 1312101566311 is a prime.

It is a super-2 number, since 2×1312101566313² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1312101566311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3008770 + ... + 3417147.

It is an arithmetic number, because the mean of its divisors is an integer number (113160415980).

Almost surely, 2^{1312101566313} is an apocalyptic number.

It is an amenable number.

1312101566313 is a deficient number, since it is larger than the sum of its proper divisors (498465089367).

1312101566313 is a wasteful number, since it uses less digits than its factorization.

1312101566313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6428296.

The product of its (nonzero) digits is 9720, while the sum is 33.

Adding to 1312101566313 its reverse (3136651012131), we get a palindrome (4448752578444).

The spelling of 1312101566313 in words is "one trillion, three hundred twelve billion, one hundred one million, five hundred sixty-six thousand, three hundred thirteen".