2021222110003 has 2 divisors, whose sum is σ = 2021222110004. Its totient is φ = 2021222110002.

The previous prime is 2021222109947. The next prime is 2021222110009. The reversal of 2021222110003 is 3000112221202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2021222110003 - 2¹⁷ = 2021221978931 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021222110009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010611055001 + 1010611055002.

It is an arithmetic number, because the mean of its divisors is an integer number (1010611055002).

Almost surely, 2^{2021222110003} is an apocalyptic number.

2021222110003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021222110003 is an equidigital number, since it uses as much as digits as its factorization.

2021222110003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2021222110003 its reverse (3000112221202), we get a palindrome (5021334331205).

The spelling of 2021222110003 in words is "two trillion, twenty-one billion, two hundred twenty-two million, one hundred ten thousand, three".