1140043201242 has 128 divisors (see below), whose sum is σ = 2576876544000. Its totient is φ = 333323527680.

The previous prime is 1140043201223. The next prime is 1140043201259. The reversal of 1140043201242 is 2421023400411.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41474059 + ... + 41501537.

It is an arithmetic number, because the mean of its divisors is an integer number (20131848000).

Almost surely, 2^{1140043201242} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140043201242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1288438272000).

1140043201242 is an abundant number, since it is smaller than the sum of its proper divisors (1436833342758).

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

1140043201242 is a wasteful number, since it uses less digits than its factorization.

1140043201242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27756.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1140043201242 its reverse (2421023400411), we get a palindrome (3561066601653).

The spelling of 1140043201242 in words is "one trillion, one hundred forty billion, forty-three million, two hundred one thousand, two hundred forty-two".