11203012230 has 32 divisors (see below), whose sum is σ = 26890048224. Its totient is φ = 2987156736.

The previous prime is 11203012207. The next prime is 11203012253. The reversal of 11203012230 is 3221030211.

It is an interprime number because it is at equal distance from previous prime (11203012207) and next prime (11203012253).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482242 + ... + 504938.

It is an arithmetic number, because the mean of its divisors is an integer number (840314007).

Almost surely, 2^11203012230 is an apocalyptic number.

11203012230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11203012230 is an abundant number, since it is smaller than the sum of its proper divisors (15687035994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203012230 is a wasteful number, since it uses less digits than its factorization.

11203012230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39160.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11203012230 its reverse (3221030211), we get a palindrome (14424042441).

The spelling of 11203012230 in words is "eleven billion, two hundred three million, twelve thousand, two hundred thirty".