10011230203 has 4 divisors (see below), whose sum is σ = 10781324848. Its totient is φ = 9241135560.

The previous prime is 10011230143. The next prime is 10011230213. The reversal of 10011230203 is 30203211001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10011230203 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 770094631 = 10011230203 / (1 + 0 + 0 + 1 + 1 + 2 + 3 + 0 + 2 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10011230213) 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 3 ways as a sum of consecutive naturals, for example, 385047303 + ... + 385047328.

It is an arithmetic number, because the mean of its divisors is an integer number (2695331212).

Almost surely, 2^10011230203 is an apocalyptic number.

10011230203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10011230203 is a deficient number, since it is larger than the sum of its proper divisors (770094645).

10011230203 is an equidigital number, since it uses as much as digits as its factorization.

10011230203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770094644.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10011230203 its reverse (30203211001), we get a palindrome (40214441204).

The spelling of 10011230203 in words is "ten billion, eleven million, two hundred thirty thousand, two hundred three".