111000101101001 has 8 divisors (see below), whose sum is σ = 128936885588544. Its totient is φ = 93583223410320.

The previous prime is 111000101100953. The next prime is 111000101101039. The reversal of 111000101101001 is 100101101000111.

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

It is not a de Polignac number, because 111000101101001 - 2¹⁰ = 111000101099977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111000101101001.

It is not an unprimeable number, because it can be changed into a prime (111000101101051) 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, 129976698755 + ... + 129976699608.

It is an arithmetic number, because the mean of its divisors is an integer number (16117110698568).

Almost surely, 2^{111000101101001} is an apocalyptic number.

It is an amenable number.

111000101101001 is a deficient number, since it is larger than the sum of its proper divisors (17936784487543).

111000101101001 is an equidigital number, since it uses as much as digits as its factorization.

111000101101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259953398431.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 111000101101001 its reverse (100101101000111), we get a palindrome (211101202101112).

The spelling of 111000101101001 in words is "one hundred eleven trillion, one hundred one million, one hundred one thousand, one".