213404033323163 has 2 divisors, whose sum is σ = 213404033323164. Its totient is φ = 213404033323162.

The previous prime is 213404033323157. The next prime is 213404033323213. The reversal of 213404033323163 is 361323330404312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213404033323163 is a prime.

It is not a weakly prime, because it can be changed into another prime (213404033623163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106702016661581 + 106702016661582.

It is an arithmetic number, because the mean of its divisors is an integer number (106702016661582).

Almost surely, 2^{213404033323163} is an apocalyptic number.

213404033323163 is a deficient number, since it is larger than the sum of its proper divisors (1).

213404033323163 is an equidigital number, since it uses as much as digits as its factorization.

213404033323163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 38.

Adding to 213404033323163 its reverse (361323330404312), we get a palindrome (574727363727475).

The spelling of 213404033323163 in words is "two hundred thirteen trillion, four hundred four billion, thirty-three million, three hundred twenty-three thousand, one hundred sixty-three".