11333231320013 has 8 divisors (see below), whose sum is σ = 11337875451000. Its totient is φ = 11328588108288.

The previous prime is 11333231320009. The next prime is 11333231320091. The reversal of 11333231320013 is 31002313233311.

It can be written as a sum of positive squares in 4 ways, for example, as 1100779684 + 11332130540329 = 33178^2 + 3366323^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11333231320013 - 2² = 11333231320009 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 (11333231320093) 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, 24996545 + ... + 25445897.

It is an arithmetic number, because the mean of its divisors is an integer number (1417234431375).

Almost surely, 2^{11333231320013} is an apocalyptic number.

It is an amenable number.

11333231320013 is a deficient number, since it is larger than the sum of its proper divisors (4644130987).

11333231320013 is an equidigital number, since it uses as much as digits as its factorization.

11333231320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459631.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 11333231320013 its reverse (31002313233311), we get a palindrome (42335544553324).

The spelling of 11333231320013 in words is "eleven trillion, three hundred thirty-three billion, two hundred thirty-one million, three hundred twenty thousand, thirteen".