404213404223 has 2 divisors, whose sum is σ = 404213404224. Its totient is φ = 404213404222.

The previous prime is 404213404193. The next prime is 404213404229. The reversal of 404213404223 is 322404312404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404213404223 - 2¹⁴ = 404213387839 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404213404229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202106702111 + 202106702112.

It is an arithmetic number, because the mean of its divisors is an integer number (202106702112).

Almost surely, 2^404213404223 is an apocalyptic number.

404213404223 is a deficient number, since it is larger than the sum of its proper divisors (1).

404213404223 is an equidigital number, since it uses as much as digits as its factorization.

404213404223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 404213404223 its reverse (322404312404), we get a palindrome (726617716627).

The spelling of 404213404223 in words is "four hundred four billion, two hundred thirteen million, four hundred four thousand, two hundred twenty-three".