1331103000013 has 4 divisors (see below), whose sum is σ = 1331147937148. Its totient is φ = 1331058062880.

The previous prime is 1331102999887. The next prime is 1331103000107. The reversal of 1331103000013 is 3100003011331.

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 789293650084 + 541809349929 = 888422^2 + 736077^2 .

It is a cyclic number.

It is not a de Polignac number, because 1331103000013 - 2¹³ = 1331102991821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331103000113) 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, 22424106 + ... + 22483387.

It is an arithmetic number, because the mean of its divisors is an integer number (332786984287).

Almost surely, 2^{1331103000013} is an apocalyptic number.

It is an amenable number.

1331103000013 is a deficient number, since it is larger than the sum of its proper divisors (44937135).

1331103000013 is an equidigital number, since it uses as much as digits as its factorization.

1331103000013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44937134.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 1331103000013 its reverse (3100003011331), we get a palindrome (4431106011344).

The spelling of 1331103000013 in words is "one trillion, three hundred thirty-one billion, one hundred three million, thirteen", and thus it is an aban number.