210423442002223 has 4 divisors (see below), whose sum is σ = 221498360002360. Its totient is φ = 199348524002088.

The previous prime is 210423442002211. The next prime is 210423442002227. The reversal of 210423442002223 is 322200244324012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210423442002223 - 2¹⁷ = 210423441871151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210423442002227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5537459000040 + ... + 5537459000077.

It is an arithmetic number, because the mean of its divisors is an integer number (55374590000590).

Almost surely, 2^{210423442002223} is an apocalyptic number.

210423442002223 is a deficient number, since it is larger than the sum of its proper divisors (11074918000137).

210423442002223 is a wasteful number, since it uses less digits than its factorization.

210423442002223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11074918000136.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 210423442002223 its reverse (322200244324012), we get a palindrome (532623686326235).

The spelling of 210423442002223 in words is "two hundred ten trillion, four hundred twenty-three billion, four hundred forty-two million, two thousand, two hundred twenty-three".