11131233132 has 12 divisors (see below), whose sum is σ = 25972877336. Its totient is φ = 3710411040.

The previous prime is 11131233103. The next prime is 11131233133. The reversal of 11131233132 is 23133213111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11131233099 and 11131233108.

It is not an unprimeable number, because it can be changed into a prime (11131233133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463801369 + ... + 463801392.

Almost surely, 2^11131233132 is an apocalyptic number.

11131233132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11131233132 is an abundant number, since it is smaller than the sum of its proper divisors (14841644204).

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

11131233132 is a wasteful number, since it uses less digits than its factorization.

11131233132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927602768 (or 927602766 counting only the distinct ones).

The product of its digits is 324, while the sum is 21.

Adding to 11131233132 its reverse (23133213111), we get a palindrome (34264446243).

The spelling of 11131233132 in words is "eleven billion, one hundred thirty-one million, two hundred thirty-three thousand, one hundred thirty-two".