20221011203 has 4 divisors (see below), whose sum is σ = 20464637928. Its totient is φ = 19977384480.

The previous prime is 20221011157. The next prime is 20221011227. The reversal of 20221011203 is 30211012202.

It is a happy number.

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 20221011203 - 2²² = 20216816899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221011253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121813238 + ... + 121813403.

It is an arithmetic number, because the mean of its divisors is an integer number (5116159482).

Almost surely, 2^20221011203 is an apocalyptic number.

20221011203 is a deficient number, since it is larger than the sum of its proper divisors (243626725).

20221011203 is an equidigital number, since it uses as much as digits as its factorization.

20221011203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243626724.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20221011203 its reverse (30211012202), we get a palindrome (50432023405).

Subtracting 20221011203 from its reverse (30211012202), we obtain a palindrome (9990000999).

The spelling of 20221011203 in words is "twenty billion, two hundred twenty-one million, eleven thousand, two hundred three".