20042444012233 has 8 divisors (see below), whose sum is σ = 20096850513600. Its totient is φ = 19988045533008.

The previous prime is 20042444012209. The next prime is 20042444012243. The reversal of 20042444012233 is 33221044424002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20042444012233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20042444012195 and 20042444012204.

It is not an unprimeable number, because it can be changed into a prime (20042444012243) 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, 3015060 + ... + 7012522.

It is an arithmetic number, because the mean of its divisors is an integer number (2512106314200).

Almost surely, 2^{20042444012233} is an apocalyptic number.

It is an amenable number.

20042444012233 is a deficient number, since it is larger than the sum of its proper divisors (54406501367).

20042444012233 is a wasteful number, since it uses less digits than its factorization.

20042444012233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4011071.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 20042444012233 its reverse (33221044424002), we get a palindrome (53263488436235).

The spelling of 20042444012233 in words is "twenty trillion, forty-two billion, four hundred forty-four million, twelve thousand, two hundred thirty-three".