1240112133140 has 48 divisors (see below), whose sum is σ = 2629020748032. Its totient is φ = 491325426816.

The previous prime is 1240112133109. The next prime is 1240112133151. The reversal of 1240112133140 is 413312110421.

It is a super-2 number, since 2×1240112133140² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13408094 + ... + 13500266.

It is an arithmetic number, because the mean of its divisors is an integer number (54771265584).

Almost surely, 2^{1240112133140} is an apocalyptic number.

1240112133140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1240112133140 is an abundant number, since it is smaller than the sum of its proper divisors (1388908614892).

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

1240112133140 is a wasteful number, since it uses less digits than its factorization.

1240112133140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98576 (or 98574 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1240112133140 its reverse (413312110421), we get a palindrome (1653424243561).

The spelling of 1240112133140 in words is "one trillion, two hundred forty billion, one hundred twelve million, one hundred thirty-three thousand, one hundred forty".