11200120000 has 140 divisors (see below), whose sum is σ = 29236360120. Its totient is φ = 4243968000.

The previous prime is 11200119961. The next prime is 11200120051. The reversal of 11200120000 is 2100211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 752632 + ... + 767368.

Almost surely, 2^11200120000 is an apocalyptic number.

11200120000 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 11200120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14618180060).

11200120000 is an abundant number, since it is smaller than the sum of its proper divisors (18036240120).

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

11200120000 is an equidigital number, since it uses as much as digits as its factorization.

11200120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14788 (or 14763 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11200120000 its reverse (2100211), we get a palindrome (11202220211).

The spelling of 11200120000 in words is "eleven billion, two hundred million, one hundred twenty thousand".