213220203043 has 2 divisors, whose sum is σ = 213220203044. Its totient is φ = 213220203042.

The previous prime is 213220203041. The next prime is 213220203059. The reversal of 213220203043 is 340302022312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213220203043 - 2¹ = 213220203041 is a prime.

Together with 213220203041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (213220203041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106610101521 + 106610101522.

It is an arithmetic number, because the mean of its divisors is an integer number (106610101522).

Almost surely, 2^213220203043 is an apocalyptic number.

213220203043 is a deficient number, since it is larger than the sum of its proper divisors (1).

213220203043 is an equidigital number, since it uses as much as digits as its factorization.

213220203043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 213220203043 its reverse (340302022312), we get a palindrome (553522225355).

The spelling of 213220203043 in words is "two hundred thirteen billion, two hundred twenty million, two hundred three thousand, forty-three".