1101223113 has 16 divisors (see below), whose sum is σ = 1500672000. Its totient is φ = 717985296.

The previous prime is 1101223103. The next prime is 1101223117. The reversal of 1101223113 is 3113221011.

It is a happy number.

It is not a de Polignac number, because 1101223113 - 2¹⁸ = 1100960969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101223092 and 1101223101.

It is not an unprimeable number, because it can be changed into a prime (1101223117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279906 + ... + 283812.

It is an arithmetic number, because the mean of its divisors is an integer number (93792000).

Almost surely, 2^1101223113 is an apocalyptic number.

It is an amenable number.

1101223113 is a deficient number, since it is larger than the sum of its proper divisors (399448887).

1101223113 is a wasteful number, since it uses less digits than its factorization.

1101223113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5956.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1101223113 is about 33184.6819029503. The cubic root of 1101223113 is about 1032.6625783500.

Adding to 1101223113 its reverse (3113221011), we get a palindrome (4214444124).

The spelling of 1101223113 in words is "one billion, one hundred one million, two hundred twenty-three thousand, one hundred thirteen".