1100120223 has 8 divisors (see below), whose sum is σ = 1506471088. Its totient is φ = 713591424.

The previous prime is 1100120209. The next prime is 1100120227. The reversal of 1100120223 is 3220210011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1100120223 - 2¹⁰ = 1100119199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100120199 and 1100120208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100120227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4955386 + ... + 4955607.

It is an arithmetic number, because the mean of its divisors is an integer number (188308886).

Almost surely, 2^1100120223 is an apocalyptic number.

1100120223 is a deficient number, since it is larger than the sum of its proper divisors (406350865).

1100120223 is an equidigital number, since it uses as much as digits as its factorization.

1100120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9911033.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1100120223 is about 33168.0602839539. The cubic root of 1100120223 is about 1032.3177213022.

Adding to 1100120223 its reverse (3220210011), we get a palindrome (4320330234).

The spelling of 1100120223 in words is "one billion, one hundred million, one hundred twenty thousand, two hundred twenty-three".