211100130223 has 4 divisors (see below), whose sum is σ = 223517784960. Its totient is φ = 198682475488.

The previous prime is 211100130221. The next prime is 211100130239. The reversal of 211100130223 is 322031001112.

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 211100130223 - 2¹ = 211100130221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211100130197 and 211100130206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211100130221) 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, 6208827343 + ... + 6208827376.

It is an arithmetic number, because the mean of its divisors is an integer number (55879446240).

Almost surely, 2^211100130223 is an apocalyptic number.

211100130223 is a deficient number, since it is larger than the sum of its proper divisors (12417654737).

211100130223 is a wasteful number, since it uses less digits than its factorization.

211100130223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12417654736.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 211100130223 its reverse (322031001112), we get a palindrome (533131131335).

The spelling of 211100130223 in words is "two hundred eleven billion, one hundred million, one hundred thirty thousand, two hundred twenty-three".