4042123213001 has 8 divisors (see below), whose sum is σ = 4260403127880. Its totient is φ = 3829103055232.

The previous prime is 4042123212949. The next prime is 4042123213021. The reversal of 4042123213001 is 1003123212404.

It can be written as a sum of positive squares in 4 ways, for example, as 1252384810000 + 2789738403001 = 1119100^2 + 1670251^2 .

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 4042123213001 - 2²⁶ = 4042056104137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4042123213021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1314937700 + ... + 1314940773.

It is an arithmetic number, because the mean of its divisors is an integer number (532550390985).

Almost surely, 2^{4042123213001} is an apocalyptic number.

It is an amenable number.

4042123213001 is a deficient number, since it is larger than the sum of its proper divisors (218279914879).

4042123213001 is a wasteful number, since it uses less digits than its factorization.

4042123213001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629878555.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 4042123213001 its reverse (1003123212404), we get a palindrome (5045246425405).

The spelling of 4042123213001 in words is "four trillion, forty-two billion, one hundred twenty-three million, two hundred thirteen thousand, one".