20211022011203 has 2 divisors, whose sum is σ = 20211022011204. Its totient is φ = 20211022011202.

The previous prime is 20211022011179. The next prime is 20211022011209. The reversal of 20211022011203 is 30211022011202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20211022011203 - 2¹⁴ = 20211021994819 is a prime.

It is not a weakly prime, because it can be changed into another prime (20211022011209) 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, 10105511005601 + 10105511005602.

It is an arithmetic number, because the mean of its divisors is an integer number (10105511005602).

Almost surely, 2^{20211022011203} is an apocalyptic number.

20211022011203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20211022011203 is an equidigital number, since it uses as much as digits as its factorization.

20211022011203 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 17.

Adding to 20211022011203 its reverse (30211022011202), we get a palindrome (50422044022405).

Subtracting 20211022011203 from its reverse (30211022011202), we obtain a palindrome (9999999999999).

The spelling of 20211022011203 in words is "twenty trillion, two hundred eleven billion, twenty-two million, eleven thousand, two hundred three".