11599227121 has 8 divisors (see below), whose sum is σ = 12011587200. Its totient is φ = 11187692880.

The previous prime is 11599227097. The next prime is 11599227173. The reversal of 11599227121 is 12172299511.

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

It is a cyclic number.

It is not a de Polignac number, because 11599227121 - 2¹⁹ = 11598702833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11599227181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177801 + ... + 234118.

It is an arithmetic number, because the mean of its divisors is an integer number (1501448400).

Almost surely, 2^11599227121 is an apocalyptic number.

It is an amenable number.

11599227121 is a deficient number, since it is larger than the sum of its proper divisors (412360079).

11599227121 is an equidigital number, since it uses as much as digits as its factorization.

11599227121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412919.

The product of its digits is 22680, while the sum is 40.

The spelling of 11599227121 in words is "eleven billion, five hundred ninety-nine million, two hundred twenty-seven thousand, one hundred twenty-one".