110101110001001 has 4 divisors (see below), whose sum is σ = 125829840001152. Its totient is φ = 94372380000852.

The previous prime is 110101110000989. The next prime is 110101110001033. The reversal of 110101110001001 is 100100011101011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110101110001001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 110101110001001.

It is not an unprimeable number, because it can be changed into a prime (110101110001601) 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, 7864365000065 + ... + 7864365000078.

It is an arithmetic number, because the mean of its divisors is an integer number (31457460000288).

Almost surely, 2^{110101110001001} is an apocalyptic number.

It is an amenable number.

110101110001001 is a deficient number, since it is larger than the sum of its proper divisors (15728730000151).

110101110001001 is an equidigital number, since it uses as much as digits as its factorization.

110101110001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15728730000150.

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

Adding to 110101110001001 its reverse (100100011101011), we get a palindrome (210201121102012).

The spelling of 110101110001001 in words is "one hundred ten trillion, one hundred one billion, one hundred ten million, one thousand, one".