11203331223 has 16 divisors (see below), whose sum is σ = 17084906496. Its totient is φ = 6396967200.

The previous prime is 11203331213. The next prime is 11203331231. The reversal of 11203331223 is 32213330211.

11203331223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11203331223 - 2⁴ = 11203331207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 11203331223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11203331213) 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 15 ways as a sum of consecutive naturals, for example, 177711 + ... + 232352.

It is an arithmetic number, because the mean of its divisors is an integer number (1067806656).

Almost surely, 2^11203331223 is an apocalyptic number.

11203331223 is a deficient number, since it is larger than the sum of its proper divisors (5881575273).

11203331223 is a wasteful number, since it uses less digits than its factorization.

11203331223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411374.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 11203331223 its reverse (32213330211), we get a palindrome (43416661434).

The spelling of 11203331223 in words is "eleven billion, two hundred three million, three hundred thirty-one thousand, two hundred twenty-three".