11203230500 has 96 divisors (see below), whose sum is σ = 30505483008. Its totient is φ = 3491904000.

The previous prime is 11203230499. The next prime is 11203230539. The reversal of 11203230500 is 503230211.

It is a super-2 number, since 2×11203230500² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106997 + ... + 183996.

It is an arithmetic number, because the mean of its divisors is an integer number (317765448).

Almost surely, 2^11203230500 is an apocalyptic number.

11203230500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203230500 is an abundant number, since it is smaller than the sum of its proper divisors (19302252508).

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

11203230500 is a wasteful number, since it uses less digits than its factorization.

11203230500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291030 (or 291018 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

Adding to 11203230500 its reverse (503230211), we get a palindrome (11706460711).

The spelling of 11203230500 in words is "eleven billion, two hundred three million, two hundred thirty thousand, five hundred".