1311103330 has 16 divisors (see below), whose sum is σ = 2417547384. Its totient is φ = 511649920.

The previous prime is 1311103327. The next prime is 1311103333. The reversal of 1311103330 is 333011131.

It is an interprime number because it is at equal distance from previous prime (1311103327) and next prime (1311103333).

It can be written as a sum of positive squares in 4 ways, for example, as 395254161 + 915849169 = 19881^2 + 30263^2 .

It is not an unprimeable number, because it can be changed into a prime (1311103333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1598497 + ... + 1599316.

Almost surely, 2^1311103330 is an apocalyptic number.

1311103330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311103330 is a deficient number, since it is larger than the sum of its proper divisors (1106444054).

1311103330 is a wasteful number, since it uses less digits than its factorization.

1311103330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197861.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 1311103330 is about 36209.1608574405. The cubic root of 1311103330 is about 1094.4912824990.

Adding to 1311103330 its reverse (333011131), we get a palindrome (1644114461).

The spelling of 1311103330 in words is "one billion, three hundred eleven million, one hundred three thousand, three hundred thirty".