11323133112 has 16 divisors (see below), whose sum is σ = 28307832840. Its totient is φ = 3774377696.

The previous prime is 11323133099. The next prime is 11323133117. The reversal of 11323133112 is 21133132311.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323133117) 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, 235898583 + ... + 235898630.

Almost surely, 2^11323133112 is an apocalyptic number.

11323133112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11323133112 is an abundant number, since it is smaller than the sum of its proper divisors (16984699728).

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

11323133112 is a wasteful number, since it uses less digits than its factorization.

11323133112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471797222 (or 471797218 counting only the distinct ones).

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

Adding to 11323133112 its reverse (21133132311), we get a palindrome (32456265423).

The spelling of 11323133112 in words is "eleven billion, three hundred twenty-three million, one hundred thirty-three thousand, one hundred twelve".