11231535203 has 8 divisors (see below), whose sum is σ = 13149114720. Its totient is φ = 9392224320.

The previous prime is 11231535157. The next prime is 11231535229. The reversal of 11231535203 is 30253513211.

11231535203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11231535203 - 2¹² = 11231531107 is a prime.

It is a super-2 number, since 2×11231535203² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11231505203) 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 7 ways as a sum of consecutive naturals, for example, 19566848 + ... + 19567421.

It is an arithmetic number, because the mean of its divisors is an integer number (1643639340).

Almost surely, 2^11231535203 is an apocalyptic number.

11231535203 is a deficient number, since it is larger than the sum of its proper divisors (1917579517).

11231535203 is an equidigital number, since it uses as much as digits as its factorization.

11231535203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39134317.

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 11231535203 in words is "eleven billion, two hundred thirty-one million, five hundred thirty-five thousand, two hundred three".