11201019985 has 8 divisors (see below), whose sum is σ = 13441792896. Its totient is φ = 8960436720.

The previous prime is 11201019911. The next prime is 11201019997. The reversal of 11201019985 is 58991010211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11201019985 - 2¹⁷ = 11200888913 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198370 + ... + 248500.

It is an arithmetic number, because the mean of its divisors is an integer number (1680224112).

Almost surely, 2^11201019985 is an apocalyptic number.

It is an amenable number.

11201019985 is a deficient number, since it is larger than the sum of its proper divisors (2240772911).

11201019985 is an equidigital number, since it uses as much as digits as its factorization.

11201019985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94823.

The product of its (nonzero) digits is 6480, while the sum is 37.

The spelling of 11201019985 in words is "eleven billion, two hundred one million, nineteen thousand, nine hundred eighty-five".