2012313011131 has 4 divisors (see below), whose sum is σ = 2016981951264. Its totient is φ = 2007644071000.

The previous prime is 2012313011117. The next prime is 2012313011141. The reversal of 2012313011131 is 1311103132102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2012313011131 - 2³⁹ = 1462557197243 is a prime.

It is a super-2 number, since 2×2012313011131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2012313011099 and 2012313011108.

It is not an unprimeable number, because it can be changed into a prime (2012313011141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334469420 + ... + 2334470281.

It is an arithmetic number, because the mean of its divisors is an integer number (504245487816).

Almost surely, 2^{2012313011131} is an apocalyptic number.

2012313011131 is a deficient number, since it is larger than the sum of its proper divisors (4668940133).

2012313011131 is an equidigital number, since it uses as much as digits as its factorization.

2012313011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668940132.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 2012313011131 its reverse (1311103132102), we get a palindrome (3323416143233).

The spelling of 2012313011131 in words is "two trillion, twelve billion, three hundred thirteen million, eleven thousand, one hundred thirty-one".