1131301103313 has 4 divisors (see below), whose sum is σ = 1508401471088. Its totient is φ = 754200735540.

The previous prime is 1131301103279. The next prime is 1131301103329. The reversal of 1131301103313 is 3133011031311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1131301103313 - 2²¹ = 1131299006161 is a prime.

It is a super-2 number, since 2×1131301103313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1131301103313.

It is not an unprimeable number, because it can be changed into a prime (1131301104313) 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, 188550183883 + ... + 188550183888.

It is an arithmetic number, because the mean of its divisors is an integer number (377100367772).

Almost surely, 2^{1131301103313} is an apocalyptic number.

It is an amenable number.

1131301103313 is a deficient number, since it is larger than the sum of its proper divisors (377100367775).

1131301103313 is an equidigital number, since it uses as much as digits as its factorization.

1131301103313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377100367774.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1131301103313 its reverse (3133011031311), we get a palindrome (4264312134624).

The spelling of 1131301103313 in words is "one trillion, one hundred thirty-one billion, three hundred one million, one hundred three thousand, three hundred thirteen".