1113213303 has 6 divisors (see below), whose sum is σ = 1607974784. Its totient is φ = 742142196.

The previous prime is 1113213289. The next prime is 1113213323. The reversal of 1113213303 is 3033123111.

It is a happy number.

1113213303 is a `hidden beast` number, since 1 + 11 + 321 + 330 + 3 = 666.

It is not a de Polignac number, because 1113213303 - 2⁹ = 1113212791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113213323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61845175 + ... + 61845192.

Almost surely, 2^1113213303 is an apocalyptic number.

1113213303 is a deficient number, since it is larger than the sum of its proper divisors (494761481).

1113213303 is a wasteful number, since it uses less digits than its factorization.

1113213303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123690373 (or 123690370 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1113213303 is about 33364.8513109230. The cubic root of 1113213303 is about 1036.3969570354.

Adding to 1113213303 its reverse (3033123111), we get a palindrome (4146336414).

The spelling of 1113213303 in words is "one billion, one hundred thirteen million, two hundred thirteen thousand, three hundred three".