11120660065140 has 192 divisors, whose sum is σ = 33677390767104. Its totient is φ = 2731161894912.

The previous prime is 11120660065139. The next prime is 11120660065147. The reversal of 11120660065140 is 4156006602111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120660065147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 291120522 + ... + 291158718.

It is an arithmetic number, because the mean of its divisors is an integer number (175403076912).

Almost surely, 2^{11120660065140} is an apocalyptic number.

11120660065140 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 11120660065140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16838695383552).

11120660065140 is an abundant number, since it is smaller than the sum of its proper divisors (22556730701964).

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

11120660065140 is a wasteful number, since it uses less digits than its factorization.

11120660065140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44346 (or 44344 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 11120660065140 its reverse (4156006602111), we get a palindrome (15276666667251).

The spelling of 11120660065140 in words is "eleven trillion, one hundred twenty billion, six hundred sixty million, sixty-five thousand, one hundred forty".