1140220043012 has 48 divisors (see below), whose sum is σ = 2143860047280. Its totient is φ = 528690696192.

The previous prime is 1140220042931. The next prime is 1140220043021. The reversal of 1140220043012 is 2103400220411.

It can be written as a sum of positive squares in 8 ways, for example, as 190012297216 + 950207745796 = 435904^2 + 974786^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4833914 + ... + 5064302.

It is an arithmetic number, because the mean of its divisors is an integer number (44663750985).

Almost surely, 2^{1140220043012} is an apocalyptic number.

It is an amenable number.

1140220043012 is a deficient number, since it is larger than the sum of its proper divisors (1003640004268).

1140220043012 is a wasteful number, since it uses less digits than its factorization.

1140220043012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231480 (or 231478 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1140220043012 its reverse (2103400220411), we get a palindrome (3243620263423).

The spelling of 1140220043012 in words is "one trillion, one hundred forty billion, two hundred twenty million, forty-three thousand, twelve".