4042112340431 has 12 divisors (see below), whose sum is σ = 4704334928496. Its totient is φ = 3458491840320.

The previous prime is 4042112340407. The next prime is 4042112340443. The reversal of 4042112340431 is 1340432112404.

It is not a de Polignac number, because 4042112340431 - 2³⁰ = 4041038598607 is a prime.

It is a super-2 number, since 2×4042112340431² (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 = 4042112340394 and 4042112340403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042112340451) 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, 982524035 + ... + 982528148.

It is an arithmetic number, because the mean of its divisors is an integer number (392027910708).

Almost surely, 2^{4042112340431} is an apocalyptic number.

4042112340431 is a deficient number, since it is larger than the sum of its proper divisors (662222588065).

4042112340431 is a wasteful number, since it uses less digits than its factorization.

4042112340431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965052222 (or 1965052211 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4042112340431 its reverse (1340432112404), we get a palindrome (5382544452835).

The spelling of 4042112340431 in words is "four trillion, forty-two billion, one hundred twelve million, three hundred forty thousand, four hundred thirty-one".