110001218723 has 4 divisors (see below), whose sum is σ = 120001329528. Its totient is φ = 100001107920.

The previous prime is 110001218689. The next prime is 110001218753. The reversal of 110001218723 is 327812100011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 327812100011 = 11 ⋅29801100001.

It is a cyclic number.

It is not a de Polignac number, because 110001218723 - 2¹² = 110001214627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110001218692 and 110001218701.

It is not an unprimeable number, because it can be changed into a prime (110001218753) 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, 5000055386 + ... + 5000055407.

It is an arithmetic number, because the mean of its divisors is an integer number (30000332382).

Almost surely, 2^110001218723 is an apocalyptic number.

110001218723 is a deficient number, since it is larger than the sum of its proper divisors (10000110805).

110001218723 is a wasteful number, since it uses less digits than its factorization.

110001218723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000110804.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 110001218723 its reverse (327812100011), we get a palindrome (437813318734).

The spelling of 110001218723 in words is "one hundred ten billion, one million, two hundred eighteen thousand, seven hundred twenty-three".