11310131312 has 60 divisors (see below), whose sum is σ = 23124736440. Its totient is φ = 5356705536.

The previous prime is 11310131299. The next prime is 11310131333. The reversal of 11310131312 is 21313101311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 705239 + ... + 721097.

It is an arithmetic number, because the mean of its divisors is an integer number (385412274).

Almost surely, 2^11310131312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11310131312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11562368220).

11310131312 is an abundant number, since it is smaller than the sum of its proper divisors (11814605128).

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

11310131312 is a wasteful number, since it uses less digits than its factorization.

11310131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15978 (or 15943 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11310131312 its reverse (21313101311), we get a palindrome (32623232623).

The spelling of 11310131312 in words is "eleven billion, three hundred ten million, one hundred thirty-one thousand, three hundred twelve".