1311120001300 has 18 divisors (see below), whose sum is σ = 2845130403038. Its totient is φ = 524448000480.

The previous prime is 1311120001267. The next prime is 1311120001319. The reversal of 1311120001300 is 31000211131.

It can be written as a sum of positive squares in 3 ways, for example, as 187388557456 + 1123731443844 = 432884^2 + 1060062^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6555599907 + ... + 6555600106.

Almost surely, 2^{1311120001300} is an apocalyptic number.

1311120001300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1311120001300 is an abundant number, since it is smaller than the sum of its proper divisors (1534010401738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311120001300 is a wasteful number, since it uses less digits than its factorization.

1311120001300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13111200027 (or 13111200020 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1311120001300 its reverse (31000211131), we get a palindrome (1342120212431).

The spelling of 1311120001300 in words is "one trillion, three hundred eleven billion, one hundred twenty million, one thousand, three hundred".