2011230300203 has 4 divisors (see below), whose sum is σ = 2098675095888. Its totient is φ = 1923785504520.

The previous prime is 2011230300199. The next prime is 2011230300227. The reversal of 2011230300203 is 3020030321102.

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 2011230300203 - 2² = 2011230300199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011230300293) 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, 43722397808 + ... + 43722397853.

It is an arithmetic number, because the mean of its divisors is an integer number (524668773972).

Almost surely, 2^{2011230300203} is an apocalyptic number.

2011230300203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2011230300203 is a deficient number, since it is larger than the sum of its proper divisors (87444795685).

2011230300203 is an equidigital number, since it uses as much as digits as its factorization.

2011230300203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87444795684.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2011230300203 its reverse (3020030321102), we get a palindrome (5031260621305).

The spelling of 2011230300203 in words is "two trillion, eleven billion, two hundred thirty million, three hundred thousand, two hundred three".