505213006223 has 2 divisors, whose sum is σ = 505213006224. Its totient is φ = 505213006222.

The previous prime is 505213006211. The next prime is 505213006241. The reversal of 505213006223 is 322600312505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505213006223 - 2²⁶ = 505145897359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505213003223) 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, 252606503111 + 252606503112.

It is an arithmetic number, because the mean of its divisors is an integer number (252606503112).

Almost surely, 2^505213006223 is an apocalyptic number.

505213006223 is a deficient number, since it is larger than the sum of its proper divisors (1).

505213006223 is an equidigital number, since it uses as much as digits as its factorization.

505213006223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 505213006223 its reverse (322600312505), we get a palindrome (827813318728).

The spelling of 505213006223 in words is "five hundred five billion, two hundred thirteen million, six thousand, two hundred twenty-three".