11120000985 has 24 divisors (see below), whose sum is σ = 20408473800. Its totient is φ = 5581804032.

The previous prime is 11120000981. The next prime is 11120000993. The reversal of 11120000985 is 58900002111.

It can be written as a sum of positive squares in 4 ways, for example, as 3183329241 + 7936671744 = 56421^2 + 89088^2 .

It is not a de Polignac number, because 11120000985 - 2² = 11120000981 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11120000981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7267210 + ... + 7268739.

It is an arithmetic number, because the mean of its divisors is an integer number (850353075).

Almost surely, 2^11120000985 is an apocalyptic number.

11120000985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11120000985 is a deficient number, since it is larger than the sum of its proper divisors (9288472815).

11120000985 is a wasteful number, since it uses less digits than its factorization.

11120000985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535977 (or 14535974 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

The spelling of 11120000985 in words is "eleven billion, one hundred twenty million, nine hundred eighty-five", and thus it is an aban number.