110011110011001 has 32 divisors (see below), whose sum is σ = 172583535064320. Its totient is φ = 69019743635712.

The previous prime is 110011110010981. The next prime is 110011110011057. The reversal of 110011110011001 is 100110011110011.

It is not a de Polignac number, because 110011110011001 - 2¹⁷ = 110011109879929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (110011110011071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7224330 + ... + 16498883.

It is an arithmetic number, because the mean of its divisors is an integer number (5393235470760).

Almost surely, 2^{110011110011001} is an apocalyptic number.

It is an amenable number.

110011110011001 is a deficient number, since it is larger than the sum of its proper divisors (62572425053319).

110011110011001 is a wasteful number, since it uses less digits than its factorization.

110011110011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23733342 (or 23733336 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 110011110011001 its reverse (100110011110011), we get a palindrome (210121121121012).

The spelling of 110011110011001 in words is "one hundred ten trillion, eleven billion, one hundred ten million, eleven thousand, one".