4040200031031 has 12 divisors (see below), whose sum is σ = 5849322195808. Its totient is φ = 2687246207424.

The previous prime is 4040200031017. The next prime is 4040200031033. The reversal of 4040200031031 is 1301300020404.

4040200031031 is a `hidden beast` number, since 404 + 0 + 200 + 0 + 31 + 0 + 31 = 666.

It is not a de Polignac number, because 4040200031031 - 2³³ = 4031610096439 is a prime.

It is a super-2 number, since 2×4040200031031² (a number of 26 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 = 4040200030995 and 4040200031013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040200031033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 518369215 + ... + 518377008.

Almost surely, 2^{4040200031031} is an apocalyptic number.

4040200031031 is a deficient number, since it is larger than the sum of its proper divisors (1809122164777).

4040200031031 is a wasteful number, since it uses less digits than its factorization.

4040200031031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036746662 (or 1036746659 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 4040200031031 its reverse (1301300020404), we get a palindrome (5341500051435).

The spelling of 4040200031031 in words is "four trillion, forty billion, two hundred million, thirty-one thousand, thirty-one".