211232010203 has 4 divisors (see below), whose sum is σ = 218045946048. Its totient is φ = 204418074360.

The previous prime is 211232010193. The next prime is 211232010289. The reversal of 211232010203 is 302010232112.

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 211232010203 - 2¹⁶ = 211231944667 is a prime.

It is a super-2 number, since 2×211232010203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211232010403) 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, 3406967876 + ... + 3406967937.

It is an arithmetic number, because the mean of its divisors is an integer number (54511486512).

Almost surely, 2^211232010203 is an apocalyptic number.

211232010203 is a deficient number, since it is larger than the sum of its proper divisors (6813935845).

211232010203 is an equidigital number, since it uses as much as digits as its factorization.

211232010203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813935844.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 211232010203 its reverse (302010232112), we get a palindrome (513242242315).

The spelling of 211232010203 in words is "two hundred eleven billion, two hundred thirty-two million, ten thousand, two hundred three".