11031320213201 has 8 divisors (see below), whose sum is σ = 11064354770664. Its totient is φ = 10998287435520.

The previous prime is 11031320213131. The next prime is 11031320213203. The reversal of 11031320213201 is 10231202313011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48565140625 + 10982755072576 = 220375^2 + 3314024^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11031320213201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11031320213203) 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, 12535811 + ... + 13386903.

It is an arithmetic number, because the mean of its divisors is an integer number (1383044346333).

Almost surely, 2^{11031320213201} is an apocalyptic number.

It is an amenable number.

11031320213201 is a deficient number, since it is larger than the sum of its proper divisors (33034557463).

11031320213201 is an equidigital number, since it uses as much as digits as its factorization.

11031320213201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889891.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11031320213201 its reverse (10231202313011), we get a palindrome (21262522526212).

The spelling of 11031320213201 in words is "eleven trillion, thirty-one billion, three hundred twenty million, two hundred thirteen thousand, two hundred one".