2111331211203 has 8 divisors (see below), whose sum is σ = 2815444688400. Its totient is φ = 1407385937408.

The previous prime is 2111331211151. The next prime is 2111331211229. The reversal of 2111331211203 is 3021121331112.

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 2111331211203 - 2⁶ = 2111331211139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2111331211203.

It is not an unprimeable number, because it can be changed into a prime (2111331211273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42021558 + ... + 42071771.

It is an arithmetic number, because the mean of its divisors is an integer number (351930586050).

Almost surely, 2^{2111331211203} is an apocalyptic number.

2111331211203 is a deficient number, since it is larger than the sum of its proper divisors (704113477197).

2111331211203 is an equidigital number, since it uses as much as digits as its factorization.

2111331211203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84101701.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 2111331211203 its reverse (3021121331112), we get a palindrome (5132452542315).

The spelling of 2111331211203 in words is "two trillion, one hundred eleven billion, three hundred thirty-one million, two hundred eleven thousand, two hundred three".