20042332324401 has 4 divisors (see below), whose sum is σ = 26723109765872. Its totient is φ = 13361554882932.

The previous prime is 20042332324397. The next prime is 20042332324471. The reversal of 20042332324401 is 10442323324002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20042332324401 - 2² = 20042332324397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20042332324471) 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, 3340388720731 + ... + 3340388720736.

It is an arithmetic number, because the mean of its divisors is an integer number (6680777441468).

Almost surely, 2^{20042332324401} is an apocalyptic number.

It is an amenable number.

20042332324401 is a deficient number, since it is larger than the sum of its proper divisors (6680777441471).

20042332324401 is an equidigital number, since it uses as much as digits as its factorization.

20042332324401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6680777441470.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20042332324401 its reverse (10442323324002), we get a palindrome (30484655648403).

The spelling of 20042332324401 in words is "twenty trillion, forty-two billion, three hundred thirty-two million, three hundred twenty-four thousand, four hundred one".