210012310013223 has 4 divisors (see below), whose sum is σ = 280016413350968. Its totient is φ = 140008206675480.

The previous prime is 210012310013221. The next prime is 210012310013243. The reversal of 210012310013223 is 322310013210012.

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

It is not a de Polignac number, because 210012310013223 - 2¹ = 210012310013221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210012310013223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012310013221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35002051668868 + ... + 35002051668873.

It is an arithmetic number, because the mean of its divisors is an integer number (70004103337742).

Almost surely, 2^{210012310013223} is an apocalyptic number.

210012310013223 is a deficient number, since it is larger than the sum of its proper divisors (70004103337745).

210012310013223 is an equidigital number, since it uses as much as digits as its factorization.

210012310013223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70004103337744.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 210012310013223 its reverse (322310013210012), we get a palindrome (532322323223235).

The spelling of 210012310013223 in words is "two hundred ten trillion, twelve billion, three hundred ten million, thirteen thousand, two hundred twenty-three".