11113333021213 has 8 divisors (see below), whose sum is σ = 11311632288216. Its totient is φ = 10915553544000.

The previous prime is 11113333021211. The next prime is 11113333021223. The reversal of 11113333021213 is 31212033331111.

It can be written as a sum of positive squares in 4 ways, for example, as 218699328409 + 10894633692804 = 467653^2 + 3300702^2 .

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 11113333021213 - 2¹ = 11113333021211 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 (11113333021211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129904306 + ... + 129989827.

It is an arithmetic number, because the mean of its divisors is an integer number (1413954036027).

Almost surely, 2^{11113333021213} is an apocalyptic number.

It is an amenable number.

11113333021213 is a deficient number, since it is larger than the sum of its proper divisors (198299267003).

11113333021213 is an equidigital number, since it uses as much as digits as its factorization.

11113333021213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259894895.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 11113333021213 its reverse (31212033331111), we get a palindrome (42325366352324).

The spelling of 11113333021213 in words is "eleven trillion, one hundred thirteen billion, three hundred thirty-three million, twenty-one thousand, two hundred thirteen".