2031313004128 has 48 divisors (see below), whose sum is σ = 4056518125296. Its totient is φ = 1001103943680.

The previous prime is 2031313004111. The next prime is 2031313004129. The reversal of 2031313004128 is 8214003131302.

It is a junction number, because it is equal to n+sod(n) for n = 2031313004096 and 2031313004105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031313004129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3393100 + ... + 3946612.

It is an arithmetic number, because the mean of its divisors is an integer number (84510794277).

Almost surely, 2^{2031313004128} is an apocalyptic number.

It is an amenable number.

2031313004128 is a deficient number, since it is larger than the sum of its proper divisors (2025205121168).

2031313004128 is a wasteful number, since it uses less digits than its factorization.

2031313004128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555167 (or 555159 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 2031313004128 in words is "two trillion, thirty-one billion, three hundred thirteen million, four thousand, one hundred twenty-eight".