11121443332412 has 48 divisors (see below), whose sum is σ = 22289736000000. Its totient is φ = 4756295674944.

The previous prime is 11121443332319. The next prime is 11121443332451. The reversal of 11121443332412 is 21423334412111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159231914 + ... + 159301742.

It is an arithmetic number, because the mean of its divisors is an integer number (464369500000).

Almost surely, 2^{11121443332412} is an apocalyptic number.

It is an amenable number.

11121443332412 is an abundant number, since it is smaller than the sum of its proper divisors (11168292667588).

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

11121443332412 is a wasteful number, since it uses less digits than its factorization.

11121443332412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81738 (or 81736 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

Adding to 11121443332412 its reverse (21423334412111), we get a palindrome (32544777744523).

The spelling of 11121443332412 in words is "eleven trillion, one hundred twenty-one billion, four hundred forty-three million, three hundred thirty-two thousand, four hundred twelve".