2211103230203 has 4 divisors (see below), whose sum is σ = 2526975120240. Its totient is φ = 1895231340168.

The previous prime is 2211103230197. The next prime is 2211103230211. The reversal of 2211103230203 is 3020323011122.

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 2211103230203 - 2²⁴ = 2211086452987 is a prime.

It is a super-2 number, since 2×2211103230203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211103230293) 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, 157935945008 + ... + 157935945021.

It is an arithmetic number, because the mean of its divisors is an integer number (631743780060).

Almost surely, 2^{2211103230203} is an apocalyptic number.

2211103230203 is a deficient number, since it is larger than the sum of its proper divisors (315871890037).

2211103230203 is an equidigital number, since it uses as much as digits as its factorization.

2211103230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315871890036.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2211103230203 its reverse (3020323011122), we get a palindrome (5231426241325).

The spelling of 2211103230203 in words is "two trillion, two hundred eleven billion, one hundred three million, two hundred thirty thousand, two hundred three".