11600020120 has 128 divisors (see below), whose sum is σ = 28894320000. Its totient is φ = 4163973120.

The previous prime is 11600020093. The next prime is 11600020139. The reversal of 11600020120 is 2102000611.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11600020120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7439901 + ... + 7441459.

It is an arithmetic number, because the mean of its divisors is an integer number (225736875).

Almost surely, 2^11600020120 is an apocalyptic number.

11600020120 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 11600020120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14447160000).

11600020120 is an abundant number, since it is smaller than the sum of its proper divisors (17294299880).

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

11600020120 is a wasteful number, since it uses less digits than its factorization.

11600020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973 (or 1969 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11600020120 its reverse (2102000611), we get a palindrome (13702020731).

The spelling of 11600020120 in words is "eleven billion, six hundred million, twenty thousand, one hundred twenty".