211130103 has 16 divisors (see below), whose sum is σ = 292110560. Its totient is φ = 135530496.

The previous prime is 211130093. The next prime is 211130131. The reversal of 211130103 is 301031112.

It is not a de Polignac number, because 211130103 - 2⁶ = 211130039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211130173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963 + ... + 20571.

It is an arithmetic number, because the mean of its divisors is an integer number (18256910).

Almost surely, 2^211130103 is an apocalyptic number.

211130103 is a deficient number, since it is larger than the sum of its proper divisors (80980457).

211130103 is a wasteful number, since it uses less digits than its factorization.

211130103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19746.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 211130103 is about 14530.3166861566. The cubic root of 211130103 is about 595.4565175680.

Adding to 211130103 its reverse (301031112), we get a palindrome (512161215).

The spelling of 211130103 in words is "two hundred eleven million, one hundred thirty thousand, one hundred three".