211130233 has 8 divisors (see below), whose sum is σ = 212442048. Its totient is φ = 209823024.

The previous prime is 211130201. The next prime is 211130239. The reversal of 211130233 is 332031112.

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

It is a cyclic number.

It is not a de Polignac number, because 211130233 - 2⁵ = 211130201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211130239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136060 + ... + 137602.

It is an arithmetic number, because the mean of its divisors is an integer number (26555256).

Almost surely, 2^211130233 is an apocalyptic number.

It is an amenable number.

211130233 is a deficient number, since it is larger than the sum of its proper divisors (1311815).

211130233 is a wasteful number, since it uses less digits than its factorization.

211130233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 211130233 is about 14530.3211595615. The cubic root of 211130233 is about 595.4566397823.

Adding to 211130233 its reverse (332031112), we get a palindrome (543161345).

The spelling of 211130233 in words is "two hundred eleven million, one hundred thirty thousand, two hundred thirty-three".