4002044331231 has 12 divisors (see below), whose sum is σ = 5780771291880. Its totient is φ = 2668010819760.

The previous prime is 4002044331167. The next prime is 4002044331239. The reversal of 4002044331231 is 1321334402004.

4002044331231 is a `hidden beast` number, since 4 + 0 + 0 + 204 + 433 + 1 + 23 + 1 = 666.

It is not a de Polignac number, because 4002044331231 - 2⁶ = 4002044331167 is a prime.

It is a super-2 number, since 2×4002044331231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4002044331195 and 4002044331204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002044331239) 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, 140200 + ... + 2832621.

It is an arithmetic number, because the mean of its divisors is an integer number (481730940990).

Almost surely, 2^{4002044331231} is an apocalyptic number.

4002044331231 is a deficient number, since it is larger than the sum of its proper divisors (1778726960649).

4002044331231 is a wasteful number, since it uses less digits than its factorization.

4002044331231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3122406 (or 3122403 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 4002044331231 its reverse (1321334402004), we get a palindrome (5323378733235).

The spelling of 4002044331231 in words is "four trillion, two billion, forty-four million, three hundred thirty-one thousand, two hundred thirty-one".