1101103123223 has 4 divisors (see below), whose sum is σ = 1101130921560. Its totient is φ = 1101075324888.

The previous prime is 1101103123213. The next prime is 1101103123261. The reversal of 1101103123223 is 3223213011011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101103123223 - 2⁴ = 1101103123207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101103123195 and 1101103123204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101103123213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13839668 + ... + 13919001.

It is an arithmetic number, because the mean of its divisors is an integer number (275282730390).

Almost surely, 2^{1101103123223} is an apocalyptic number.

1101103123223 is a deficient number, since it is larger than the sum of its proper divisors (27798337).

1101103123223 is an equidigital number, since it uses as much as digits as its factorization.

1101103123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27798336.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1101103123223 its reverse (3223213011011), we get a palindrome (4324316134234).

The spelling of 1101103123223 in words is "one trillion, one hundred one billion, one hundred three million, one hundred twenty-three thousand, two hundred twenty-three".