20422310203 has 4 divisors (see below), whose sum is σ = 20426110848. Its totient is φ = 20418509560.

The previous prime is 20422310201. The next prime is 20422310243. The reversal of 20422310203 is 30201322402.

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 20422310203 - 2¹ = 20422310201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20422310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1892251 + ... + 1903012.

It is an arithmetic number, because the mean of its divisors is an integer number (5106527712).

Almost surely, 2^20422310203 is an apocalyptic number.

20422310203 is a deficient number, since it is larger than the sum of its proper divisors (3800645).

20422310203 is an equidigital number, since it uses as much as digits as its factorization.

20422310203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800644.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20422310203 its reverse (30201322402), we get a palindrome (50623632605).

It can be divided in two parts, 20422 and 310203, that added together give a square (330625 = 575²).

The spelling of 20422310203 in words is "twenty billion, four hundred twenty-two million, three hundred ten thousand, two hundred three".