1113220232 has 16 divisors (see below), whose sum is σ = 2121506700. Its totient is φ = 547485120.

The previous prime is 1113220183. The next prime is 1113220247. The reversal of 1113220232 is 2320223111.

It can be written as a sum of positive squares in 2 ways, for example, as 1107957796 + 5262436 = 33286^2 + 2294^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1113220232.

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, 1140107 + ... + 1141082.

Almost surely, 2^1113220232 is an apocalyptic number.

It is an amenable number.

1113220232 is a deficient number, since it is larger than the sum of its proper divisors (1008286468).

1113220232 is a wasteful number, since it uses less digits than its factorization.

1113220232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281256 (or 2281252 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1113220232 is about 33364.9551475796. The cubic root of 1113220232 is about 1036.3991073210.

Adding to 1113220232 its reverse (2320223111), we get a palindrome (3433443343).

The spelling of 1113220232 in words is "one billion, one hundred thirteen million, two hundred twenty thousand, two hundred thirty-two".