20003422013441 has 4 divisors (see below), whose sum is σ = 20098224961584. Its totient is φ = 19908619065300.

The previous prime is 20003422013429. The next prime is 20003422013447. The reversal of 20003422013441 is 14431022430002.

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 a cyclic number.

It is not a de Polignac number, because 20003422013441 - 2¹⁸ = 20003421751297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20003422013441.

It is not an unprimeable number, because it can be changed into a prime (20003422013447) 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, 47401473755 + ... + 47401474176.

It is an arithmetic number, because the mean of its divisors is an integer number (5024556240396).

Almost surely, 2^{20003422013441} is an apocalyptic number.

It is an amenable number.

20003422013441 is a deficient number, since it is larger than the sum of its proper divisors (94802948143).

20003422013441 is an equidigital number, since it uses as much as digits as its factorization.

20003422013441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94802948142.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20003422013441 its reverse (14431022430002), we get a palindrome (34434444443443).

The spelling of 20003422013441 in words is "twenty trillion, three billion, four hundred twenty-two million, thirteen thousand, four hundred forty-one".