211104240203 has 4 divisors (see below), whose sum is σ = 211125009960. Its totient is φ = 211083470448.

The previous prime is 211104240197. The next prime is 211104240209. The reversal of 211104240203 is 302042401112.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (211104240197) and next prime (211104240209).

It is a cyclic number.

It is not a de Polignac number, because 211104240203 - 2²⁸ = 210835804747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211104240209) 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 3 ways as a sum of consecutive naturals, for example, 10369625 + ... + 10389962.

It is an arithmetic number, because the mean of its divisors is an integer number (52781252490).

Almost surely, 2^211104240203 is an apocalyptic number.

211104240203 is a deficient number, since it is larger than the sum of its proper divisors (20769757).

211104240203 is a wasteful number, since it uses less digits than its factorization.

211104240203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20769756.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 211104240203 its reverse (302042401112), we get a palindrome (513146641315).

The spelling of 211104240203 in words is "two hundred eleven billion, one hundred four million, two hundred forty thousand, two hundred three".