110110111001001 has 48 divisors (see below), whose sum is σ = 163788935154624. Its totient is φ = 71229480147072.

The previous prime is 110110111000997. The next prime is 110110111001021. The reversal of 110110111001001 is 100100111011011.

It is not a de Polignac number, because 110110111001001 - 2² = 110110111000997 is a prime.

It is a super-2 number, since 2×110110111001001² (a number of 29 digits) contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (110110111001021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 329833170 + ... + 330166836.

It is an arithmetic number, because the mean of its divisors is an integer number (3412269482388).

Almost surely, 2^{110110111001001} is an apocalyptic number.

It is an amenable number.

110110111001001 is a deficient number, since it is larger than the sum of its proper divisors (53678824153623).

110110111001001 is a wasteful number, since it uses less digits than its factorization.

110110111001001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336390 (or 336387 counting only the distinct ones).

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

Adding to 110110111001001 its reverse (100100111011011), we get a palindrome (210210222012012).

It can be divided in two parts, 11011011 and 1001001, that multiplied together give a palindrome (11022033022011).

The spelling of 110110111001001 in words is "one hundred ten trillion, one hundred ten billion, one hundred eleven million, one thousand, one".