1213330106 has 8 divisors (see below), whose sum is σ = 1822460160. Its totient is φ = 605843388.

The previous prime is 1213330091. The next prime is 1213330117. The reversal of 1213330106 is 6010333121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1213330106² = 2944339892251942472, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408986 + ... + 411941.

It is an arithmetic number, because the mean of its divisors is an integer number (227807520).

Almost surely, 2^1213330106 is an apocalyptic number.

1213330106 is a deficient number, since it is larger than the sum of its proper divisors (609130054).

1213330106 is an equidigital number, since it uses as much as digits as its factorization.

1213330106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821668.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1213330106 is about 34832.8882810484. Note that the first 3 decimals coincide. The cubic root of 1213330106 is about 1066.5789083833.

Adding to 1213330106 its reverse (6010333121), we get a palindrome (7223663227).

The spelling of 1213330106 in words is "one billion, two hundred thirteen million, three hundred thirty thousand, one hundred six".