4042402231331 has 8 divisors (see below), whose sum is σ = 4159520038080. Its totient is φ = 3926334808872.

The previous prime is 4042402231247. The next prime is 4042402231391. The reversal of 4042402231331 is 1331322042404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4042402231331 - 2¹⁸ = 4042401969187 is a prime.

It is a super-2 number, since 2×4042402231331² (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 = 4042402231294 and 4042402231303.

It is not an unprimeable number, because it can be changed into a prime (4042402231391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262588265 + ... + 262603658.

It is an arithmetic number, because the mean of its divisors is an integer number (519940004760).

Almost surely, 2^{4042402231331} is an apocalyptic number.

4042402231331 is a deficient number, since it is larger than the sum of its proper divisors (117117806749).

4042402231331 is a wasteful number, since it uses less digits than its factorization.

4042402231331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525192145.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4042402231331 its reverse (1331322042404), we get a palindrome (5373724273735).

The spelling of 4042402231331 in words is "four trillion, forty-two billion, four hundred two million, two hundred thirty-one thousand, three hundred thirty-one".