1120142140040 has 192 divisors, whose sum is σ = 3337928576640. Its totient is φ = 328597585920.

The previous prime is 1120142139953. The next prime is 1120142140087. The reversal of 1120142140040 is 400412410211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1120142139994 and 1120142140021.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 260912 + ... + 1519328.

It is an arithmetic number, because the mean of its divisors is an integer number (17385044670).

Almost surely, 2^{1120142140040} is an apocalyptic number.

1120142140040 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 1120142140040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1668964288320).

1120142140040 is an abundant number, since it is smaller than the sum of its proper divisors (2217786436600).

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

1120142140040 is a wasteful number, since it uses less digits than its factorization.

1120142140040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258480 (or 1258459 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1120142140040 its reverse (400412410211), we get a palindrome (1520554550251).

The spelling of 1120142140040 in words is "one trillion, one hundred twenty billion, one hundred forty-two million, one hundred forty thousand, forty".