11103231000 has 64 divisors (see below), whose sum is σ = 34642090080. Its totient is φ = 2960860800.

The previous prime is 11103230989. The next prime is 11103231019. The reversal of 11103231000 is 13230111.

11103231000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11103231000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

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, 1847539 + ... + 1853538.

Almost surely, 2^11103231000 is an apocalyptic number.

11103231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103231000 is an abundant number, since it is smaller than the sum of its proper divisors (23538859080).

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

11103231000 is a wasteful number, since it uses less digits than its factorization.

11103231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701101 (or 3701087 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11103231000 its reverse (13230111), we get a palindrome (11116461111).

The spelling of 11103231000 in words is "eleven billion, one hundred three million, two hundred thirty-one thousand".