113240120140 has 144 divisors (see below), whose sum is σ = 279304417728. Its totient is φ = 38451173376.

The previous prime is 113240120117. The next prime is 113240120153. The reversal of 113240120140 is 41021042311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82837737 + ... + 82839103.

It is an arithmetic number, because the mean of its divisors is an integer number (1939614012).

Almost surely, 2^113240120140 is an apocalyptic number.

113240120140 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 113240120140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139652208864).

113240120140 is an abundant number, since it is smaller than the sum of its proper divisors (166064297588).

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

113240120140 is a wasteful number, since it uses less digits than its factorization.

113240120140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144 (or 2135 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 113240120140 its reverse (41021042311), we get a palindrome (154261162451).

The spelling of 113240120140 in words is "one hundred thirteen billion, two hundred forty million, one hundred twenty thousand, one hundred forty".