1131300311311 has 16 divisors (see below), whose sum is σ = 1188953092800. Its totient is φ = 1074359658240.

The previous prime is 1131300311263. The next prime is 1131300311333. The reversal of 1131300311311 is 1131130031311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1131300311311 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 (1131300311341) 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, 7537051 + ... + 7685683.

It is an arithmetic number, because the mean of its divisors is an integer number (74309568300).

Almost surely, 2^{1131300311311} is an apocalyptic number.

1131300311311 is a deficient number, since it is larger than the sum of its proper divisors (57652781489).

1131300311311 is a wasteful number, since it uses less digits than its factorization.

1131300311311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151026.

The product of its (nonzero) digits is 81, while the sum is 19.

Adding to 1131300311311 its reverse (1131130031311), we get a palindrome (2262430342622).

The spelling of 1131300311311 in words is "one trillion, one hundred thirty-one billion, three hundred million, three hundred eleven thousand, three hundred eleven".