211101230 has 8 divisors (see below), whose sum is σ = 379982232. Its totient is φ = 84440488.

The previous prime is 211101221. The next prime is 211101259. The reversal of 211101230 is 32101112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10555052 + ... + 10555071.

It is an arithmetic number, because the mean of its divisors is an integer number (47497779).

Almost surely, 2^211101230 is an apocalyptic number.

211101230 is a deficient number, since it is larger than the sum of its proper divisors (168881002).

211101230 is a wasteful number, since it uses less digits than its factorization.

211101230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21110130.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 211101230 is about 14529.3231088031. The cubic root of 211101230 is about 595.4293725366.

Adding to 211101230 its reverse (32101112), we get a palindrome (243202342).

The spelling of 211101230 in words is "two hundred eleven million, one hundred one thousand, two hundred thirty".