11113220023 has 12 divisors (see below), whose sum is σ = 11836557480. Its totient is φ = 10431686736.

The previous prime is 11113219987. The next prime is 11113220029. The reversal of 11113220023 is 32002231111.

It is not a de Polignac number, because 11113220023 - 2³³ = 2523285431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11113219979 and 11113220006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113220029) 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 11 ways as a sum of consecutive naturals, for example, 101865 + ... + 180562.

It is an arithmetic number, because the mean of its divisors is an integer number (986379790).

Almost surely, 2^11113220023 is an apocalyptic number.

11113220023 is a deficient number, since it is larger than the sum of its proper divisors (723337457).

11113220023 is a wasteful number, since it uses less digits than its factorization.

11113220023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282574 (or 282555 counting only the distinct ones).

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

Adding to 11113220023 its reverse (32002231111), we get a palindrome (43115451134).

The spelling of 11113220023 in words is "eleven billion, one hundred thirteen million, two hundred twenty thousand, twenty-three".