11443132212 has 24 divisors (see below), whose sum is σ = 26704672512. Its totient is φ = 3813801600.

The previous prime is 11443132199. The next prime is 11443132231. The reversal of 11443132212 is 21223134411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15037 + ... + 152027.

It is an arithmetic number, because the mean of its divisors is an integer number (1112694688).

Almost surely, 2^11443132212 is an apocalyptic number.

11443132212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11443132212 is an abundant number, since it is smaller than the sum of its proper divisors (15261540300).

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

11443132212 is a wasteful number, since it uses less digits than its factorization.

11443132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143959 (or 143957 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

Adding to 11443132212 its reverse (21223134411), we get a palindrome (32666266623).

The spelling of 11443132212 in words is "eleven billion, four hundred forty-three million, one hundred thirty-two thousand, two hundred twelve".