1101132223 has 2 divisors, whose sum is σ = 1101132224. Its totient is φ = 1101132222.

The previous prime is 1101132209. The next prime is 1101132239. The reversal of 1101132223 is 3222311011.

It is an a-pointer prime, because the next prime (1101132239) can be obtained adding 1101132223 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101132223 - 2⁵ = 1101132191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101132197 and 1101132206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101139223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550566111 + 550566112.

It is an arithmetic number, because the mean of its divisors is an integer number (550566112).

Almost surely, 2^1101132223 is an apocalyptic number.

1101132223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101132223 is an equidigital number, since it uses as much as digits as its factorization.

1101132223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1101132223 is about 33183.3124175390. The cubic root of 1101132223 is about 1032.6341671277.

Adding to 1101132223 its reverse (3222311011), we get a palindrome (4323443234).

It can be divided in two parts, 11011 and 32223, that added together give a palindrome (43234).

The spelling of 1101132223 in words is "one billion, one hundred one million, one hundred thirty-two thousand, two hundred twenty-three".