20422240202011 has 4 divisors (see below), whose sum is σ = 20422874682000. Its totient is φ = 20421605722024.

The previous prime is 20422240202003. The next prime is 20422240202051. The reversal of 20422240202011 is 11020204222402.

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 20422240202011 - 2³ = 20422240202003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20422240202051) 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, 317191711 + ... + 317256088.

It is an arithmetic number, because the mean of its divisors is an integer number (5105718670500).

Almost surely, 2^{20422240202011} is an apocalyptic number.

20422240202011 is a deficient number, since it is larger than the sum of its proper divisors (634479989).

20422240202011 is an equidigital number, since it uses as much as digits as its factorization.

20422240202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634479988.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 20422240202011 its reverse (11020204222402), we get a palindrome (31442444424413).

The spelling of 20422240202011 in words is "twenty trillion, four hundred twenty-two billion, two hundred forty million, two hundred two thousand, eleven".