2031131113042 has 16 divisors (see below), whose sum is σ = 3151857456000. Its totient is φ = 980514234000.

The previous prime is 2031131113031. The next prime is 2031131113043. The reversal of 2031131113042 is 2403111311302.

It is not an unprimeable number, because it can be changed into a prime (2031131113043) 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, 1286167 + ... + 2390917.

It is an arithmetic number, because the mean of its divisors is an integer number (196991091000).

Almost surely, 2^{2031131113042} is an apocalyptic number.

2031131113042 is a deficient number, since it is larger than the sum of its proper divisors (1120726342958).

2031131113042 is a wasteful number, since it uses less digits than its factorization.

2031131113042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1136481.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2031131113042 its reverse (2403111311302), we get a palindrome (4434242424344).

The spelling of 2031131113042 in words is "two trillion, thirty-one billion, one hundred thirty-one million, one hundred thirteen thousand, forty-two".