4042401041123 has 4 divisors (see below), whose sum is σ = 4042493190120. Its totient is φ = 4042308892128.

The previous prime is 4042401041117. The next prime is 4042401041137. The reversal of 4042401041123 is 3211401042404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4042401041123 - 2¹⁰ = 4042401040099 is a prime.

It is a super-3 number, since 3×4042401041123³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4042401041092 and 4042401041101.

It is not an unprimeable number, because it can be changed into a prime (4042401041183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46008665 + ... + 46096442.

It is an arithmetic number, because the mean of its divisors is an integer number (1010623297530).

Almost surely, 2^{4042401041123} is an apocalyptic number.

4042401041123 is a deficient number, since it is larger than the sum of its proper divisors (92148997).

4042401041123 is an equidigital number, since it uses as much as digits as its factorization.

4042401041123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92148996.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 4042401041123 its reverse (3211401042404), we get a palindrome (7253802083527).

The spelling of 4042401041123 in words is "four trillion, forty-two billion, four hundred one million, forty-one thousand, one hundred twenty-three".