20213223132203 has 2 divisors, whose sum is σ = 20213223132204. Its totient is φ = 20213223132202.

The previous prime is 20213223132173. The next prime is 20213223132217. The reversal of 20213223132203 is 30223132231202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20213223132203 - 2²⁸ = 20212954696747 is a prime.

It is not a weakly prime, because it can be changed into another prime (20213223132233) 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, 10106611566101 + 10106611566102.

It is an arithmetic number, because the mean of its divisors is an integer number (10106611566102).

Almost surely, 2^{20213223132203} is an apocalyptic number.

20213223132203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213223132203 is an equidigital number, since it uses as much as digits as its factorization.

20213223132203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20213223132203 its reverse (30223132231202), we get a palindrome (50436355363405).

The spelling of 20213223132203 in words is "twenty trillion, two hundred thirteen billion, two hundred twenty-three million, one hundred thirty-two thousand, two hundred three".