11144243112 has 32 divisors (see below), whose sum is σ = 27863628480. Its totient is φ = 3714344960.

The previous prime is 11144243111. The next prime is 11144243113. The reversal of 11144243112 is 21134244111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11144243111) and next prime (11144243113).

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is not an unprimeable number, because it can be changed into a prime (11144243111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272773 + ... + 310955.

It is an arithmetic number, because the mean of its divisors is an integer number (870738390).

Almost surely, 2^11144243112 is an apocalyptic number.

11144243112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11144243112 is an abundant number, since it is smaller than the sum of its proper divisors (16719385368).

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

11144243112 is a wasteful number, since it uses less digits than its factorization.

11144243112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50353 (or 50349 counting only the distinct ones).

The product of its digits is 768, while the sum is 24.

Adding to 11144243112 its reverse (21134244111), we get a palindrome (32278487223).

Subtracting 11144243112 from its reverse (21134244111), we obtain a palindrome (9990000999).

The spelling of 11144243112 in words is "eleven billion, one hundred forty-four million, two hundred forty-three thousand, one hundred twelve".