1111332043140 has 288 divisors, whose sum is σ = 3545312827392. Its totient is φ = 259740729600.

The previous prime is 1111332043099. The next prime is 1111332043147. The reversal of 1111332043140 is 413402331111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1111332043140.

It is not an unprimeable number, because it can be changed into a prime (1111332043147) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 22837435 + ... + 22886045.

It is an arithmetic number, because the mean of its divisors is an integer number (12310113984).

Almost surely, 2^{1111332043140} is an apocalyptic number.

1111332043140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1111332043140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1772656413696).

1111332043140 is an abundant number, since it is smaller than the sum of its proper divisors (2433980784252).

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

1111332043140 is a wasteful number, since it uses less digits than its factorization.

1111332043140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48759 (or 48746 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1111332043140 its reverse (413402331111), we get a palindrome (1524734374251).

The spelling of 1111332043140 in words is "one trillion, one hundred eleven billion, three hundred thirty-two million, forty-three thousand, one hundred forty".