2031530543013 has 32 divisors (see below), whose sum is σ = 2807861686272. Its totient is φ = 1305154627200.

The previous prime is 2031530542997. The next prime is 2031530543047. The reversal of 2031530543013 is 3103450351302.

It is not a de Polignac number, because 2031530543013 - 2⁴ = 2031530542997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031530543083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24516870 + ... + 24599592.

It is an arithmetic number, because the mean of its divisors is an integer number (87745677696).

Almost surely, 2^{2031530543013} is an apocalyptic number.

It is an amenable number.

2031530543013 is a deficient number, since it is larger than the sum of its proper divisors (776331143259).

2031530543013 is a wasteful number, since it uses less digits than its factorization.

2031530543013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83865.

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 2031530543013 its reverse (3103450351302), we get a palindrome (5134980894315).

The spelling of 2031530543013 in words is "two trillion, thirty-one billion, five hundred thirty million, five hundred forty-three thousand, thirteen".