211310030223 has 6 divisors (see below), whose sum is σ = 305225599224. Its totient is φ = 140873353476.

The previous prime is 211310030213. The next prime is 211310030291. The reversal of 211310030223 is 322030013112.

It is not a de Polignac number, because 211310030223 - 2²⁰ = 211308981647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211310030196 and 211310030205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211310030213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11739446115 + ... + 11739446132.

It is an arithmetic number, because the mean of its divisors is an integer number (50870933204).

Almost surely, 2^211310030223 is an apocalyptic number.

211310030223 is a deficient number, since it is larger than the sum of its proper divisors (93915569001).

211310030223 is a wasteful number, since it uses less digits than its factorization.

211310030223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23478892253 (or 23478892250 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 211310030223 its reverse (322030013112), we get a palindrome (533340043335).

The spelling of 211310030223 in words is "two hundred eleven billion, three hundred ten million, thirty thousand, two hundred twenty-three".