2000311231013 has 4 divisors (see below), whose sum is σ = 2018013100428. Its totient is φ = 1982609361600.

The previous prime is 2000311231003. The next prime is 2000311231057. The reversal of 2000311231013 is 3101321130002.

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 100484562049 + 1899826668964 = 316993^2 + 1378342^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000311231013 - 2¹² = 2000311226917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2000311230982 and 2000311231000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000311231003) 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, 8850934538 + ... + 8850934763.

It is an arithmetic number, because the mean of its divisors is an integer number (504503275107).

Almost surely, 2^{2000311231013} is an apocalyptic number.

It is an amenable number.

2000311231013 is a deficient number, since it is larger than the sum of its proper divisors (17701869415).

2000311231013 is a wasteful number, since it uses less digits than its factorization.

2000311231013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17701869414.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2000311231013 its reverse (3101321130002), we get a palindrome (5101632361015).

The spelling of 2000311231013 in words is "two trillion, three hundred eleven million, two hundred thirty-one thousand, thirteen".