20221122203 has 2 divisors, whose sum is σ = 20221122204. Its totient is φ = 20221122202.

The previous prime is 20221122151. The next prime is 20221122211. The reversal of 20221122203 is 30222112202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20221122203 - 2⁶ = 20221122139 is a prime.

It is not a weakly prime, because it can be changed into another prime (20221122263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110561101 + 10110561102.

It is an arithmetic number, because the mean of its divisors is an integer number (10110561102).

Almost surely, 2^20221122203 is an apocalyptic number.

20221122203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221122203 is an equidigital number, since it uses as much as digits as its factorization.

20221122203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20221122203 its reverse (30222112202), we get a palindrome (50443234405).

The spelling of 20221122203 in words is "twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, two hundred three".