11331130202213 has 4 divisors (see below), whose sum is σ = 11335124258700. Its totient is φ = 11327136145728.

The previous prime is 11331130202201. The next prime is 11331130202239. The reversal of 11331130202213 is 31220203113311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5118987700324 + 6212142501889 = 2262518^2 + 2492417^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331130202213 - 2²² = 11331126007909 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 (11331130202113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1997023988 + ... + 1997029661.

It is an arithmetic number, because the mean of its divisors is an integer number (2833781064675).

Almost surely, 2^{11331130202213} is an apocalyptic number.

It is an amenable number.

11331130202213 is a deficient number, since it is larger than the sum of its proper divisors (3994056487).

11331130202213 is an equidigital number, since it uses as much as digits as its factorization.

11331130202213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994056486.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11331130202213 its reverse (31220203113311), we get a palindrome (42551333315524).

The spelling of 11331130202213 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty million, two hundred two thousand, two hundred thirteen".