1011100223 has 16 divisors (see below), whose sum is σ = 1172321280. Its totient is φ = 854114976.

The previous prime is 1011100199. The next prime is 1011100229. The reversal of 1011100223 is 3220011101.

1011100223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1011100223 - 2²² = 1006905919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011100229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376361 + ... + 379037.

It is an arithmetic number, because the mean of its divisors is an integer number (73270080).

Almost surely, 2^1011100223 is an apocalyptic number.

1011100223 is a deficient number, since it is larger than the sum of its proper divisors (161221057).

1011100223 is an equidigital number, since it uses as much as digits as its factorization.

1011100223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3446.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1011100223 is about 31797.8021724773. The cubic root of 1011100223 is about 1003.6864675903.

Adding to 1011100223 its reverse (3220011101), we get a palindrome (4231111324).

The spelling of 1011100223 in words is "one billion, eleven million, one hundred thousand, two hundred twenty-three".