11233211312 has 160 divisors (see below), whose sum is σ = 25069824000. Its totient is φ = 4843044864.

The previous prime is 11233211309. The next prime is 11233211347. The reversal of 11233211312 is 21311233211.

It is a happy number.

11233211312 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 2×11233211312² (a number of 21 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 25018064 + ... + 25018512.

It is an arithmetic number, because the mean of its divisors is an integer number (156686400).

Almost surely, 2^11233211312 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 11233211312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12534912000).

11233211312 is an abundant number, since it is smaller than the sum of its proper divisors (13836612688).

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

11233211312 is a wasteful number, since it uses less digits than its factorization.

11233211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643 (or 637 counting only the distinct ones).

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

Adding to 11233211312 its reverse (21311233211), we get a palindrome (32544444523).

The spelling of 11233211312 in words is "eleven billion, two hundred thirty-three million, two hundred eleven thousand, three hundred twelve".