1113223312 has 20 divisors (see below), whose sum is σ = 2163770860. Its totient is φ = 554830848.

The previous prime is 1113223301. The next prime is 1113223327. The reversal of 1113223312 is 2133223111.

It can be written as a sum of positive squares in 2 ways, for example, as 123743376 + 989479936 = 11124^2 + 31456^2 .

It is a super-2 number, since 2×1113223312² = 2478532284760498688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1113223312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106137 + ... + 116152.

It is an arithmetic number, because the mean of its divisors is an integer number (108188543).

Almost surely, 2^1113223312 is an apocalyptic number.

It is an amenable number.

1113223312 is a deficient number, since it is larger than the sum of its proper divisors (1050547548).

1113223312 is a wasteful number, since it uses less digits than its factorization.

1113223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222610 (or 222604 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 1113223312 is about 33365.0013037614. The cubic root of 1113223312 is about 1036.4000631385.

Adding to 1113223312 its reverse (2133223111), we get a palindrome (3246446423).

The spelling of 1113223312 in words is "one billion, one hundred thirteen million, two hundred twenty-three thousand, three hundred twelve".