11233111232 has 84 divisors (see below), whose sum is σ = 26160298200. Its totient is φ = 4771436544.

The previous prime is 11233111231. The next prime is 11233111247. The reversal of 11233111232 is 23211133211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11233111231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 338519 + ... + 370217.

Almost surely, 2^11233111232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11233111232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13080149100).

11233111232 is an abundant number, since it is smaller than the sum of its proper divisors (14927186968).

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

11233111232 is a wasteful number, since it uses less digits than its factorization.

11233111232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31838 (or 31821 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 11233111232 its reverse (23211133211), we get a palindrome (34444244443).

The spelling of 11233111232 in words is "eleven billion, two hundred thirty-three million, one hundred eleven thousand, two hundred thirty-two".