1113223023 has 48 divisors (see below), whose sum is σ = 1858012416. Its totient is φ = 635627520.

The previous prime is 1113223009. The next prime is 1113223031. The reversal of 1113223023 is 3203223111.

It is not a de Polignac number, because 1113223023 - 2⁵ = 1113222991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113222987 and 1113223005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113223093) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148911 + ... + 156207.

It is an arithmetic number, because the mean of its divisors is an integer number (38708592).

Almost surely, 2^1113223023 is an apocalyptic number.

1113223023 is a deficient number, since it is larger than the sum of its proper divisors (744789393).

1113223023 is a wasteful number, since it uses less digits than its factorization.

1113223023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7404 (or 7401 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1113223023 is about 33364.9969728756. The cubic root of 1113223023 is about 1036.3999734531.

Adding to 1113223023 its reverse (3203223111), we get a palindrome (4316446134).

The spelling of 1113223023 in words is "one billion, one hundred thirteen million, two hundred twenty-three thousand, twenty-three".