889000111101001 has 4 divisors (see below), whose sum is σ = 889401828279492. Its totient is φ = 888598393922512.

The previous prime is 889000111100921. The next prime is 889000111101013. The reversal of 889000111101001 is 100101111000988.

889000111101001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 862882400019600 + 26117711081401 = 29374860^2 + 5110549^2 .

It is a cyclic number.

It is not a de Polignac number, because 889000111101001 - 2¹⁹ = 889000110576713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (889000111101041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200858585926 + ... + 200858590351.

It is an arithmetic number, because the mean of its divisors is an integer number (222350457069873).

Almost surely, 2^{889000111101001} is an apocalyptic number.

It is an amenable number.

889000111101001 is a deficient number, since it is larger than the sum of its proper divisors (401717178491).

889000111101001 is a wasteful number, since it uses less digits than its factorization.

889000111101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401717178490.

The product of its (nonzero) digits is 576, while the sum is 31.

Adding to 889000111101001 its reverse (100101111000988), we get a palindrome (989101222101989).

The spelling of 889000111101001 in words is "eight hundred eighty-nine trillion, one hundred eleven million, one hundred one thousand, one".