11331131321330 has 8 divisors (see below), whose sum is σ = 20396036378412. Its totient is φ = 4532452528528.

The previous prime is 11331131321303. The next prime is 11331131321359. The reversal of 11331131321330 is 3312313113311.

It can be written as a sum of positive squares in 2 ways, for example, as 10812081677929 + 519049643401 = 3288173^2 + 720451^2 .

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11331131321330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566556566057 + ... + 566556566076.

Almost surely, 2^{11331131321330} is an apocalyptic number.

11331131321330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11331131321330 is a deficient number, since it is larger than the sum of its proper divisors (9064905057082).

11331131321330 is a wasteful number, since it uses less digits than its factorization.

11331131321330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133113132140.

The product of its (nonzero) digits is 1458, while the sum is 26.

Adding to 11331131321330 its reverse (3312313113311), we get a palindrome (14643444434641).

The spelling of 11331131321330 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-one million, three hundred twenty-one thousand, three hundred thirty".