11232131100 has 36 divisors (see below), whose sum is σ = 32498300184. Its totient is φ = 2995234880.

The previous prime is 11232131041. The next prime is 11232131137. The reversal of 11232131100 is 113123211.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11232131100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18719919 + ... + 18720518.

Almost surely, 2^11232131100 is an apocalyptic number.

11232131100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11232131100 is an abundant number, since it is smaller than the sum of its proper divisors (21266169084).

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

11232131100 is a wasteful number, since it uses less digits than its factorization.

11232131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37440454 (or 37440447 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11232131100 its reverse (113123211), we get a palindrome (11345254311).

The spelling of 11232131100 in words is "eleven billion, two hundred thirty-two million, one hundred thirty-one thousand, one hundred".