213422420443203 has 8 divisors (see below), whose sum is σ = 316181363619600. Its totient is φ = 142281613628784.

The previous prime is 213422420443181. The next prime is 213422420443213. The reversal of 213422420443203 is 302344024224312.

213422420443203 is a `hidden beast` number, since 2 + 1 + 3 + 4 + 2 + 2 + 4 + 2 + 0 + 443 + 203 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-213422420443203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213422420443213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3952267045218 + ... + 3952267045271.

It is an arithmetic number, because the mean of its divisors is an integer number (39522670452450).

Almost surely, 2^{213422420443203} is an apocalyptic number.

213422420443203 is a deficient number, since it is larger than the sum of its proper divisors (102758943176397).

213422420443203 is an equidigital number, since it uses as much as digits as its factorization.

213422420443203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7904534090498 (or 7904534090492 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 213422420443203 its reverse (302344024224312), we get a palindrome (515766444667515).

The spelling of 213422420443203 in words is "two hundred thirteen trillion, four hundred twenty-two billion, four hundred twenty million, four hundred forty-three thousand, two hundred three".