11011333203213 has 32 divisors (see below), whose sum is σ = 17514172532736. Its totient is φ = 6016737004608.

The previous prime is 11011333203161. The next prime is 11011333203239. The reversal of 11011333203213 is 31230233311011.

It is not a de Polignac number, because 11011333203213 - 2¹⁰ = 11011333202189 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011333207213) 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 31 ways as a sum of consecutive naturals, for example, 2011770 + ... + 5105867.

It is an arithmetic number, because the mean of its divisors is an integer number (547317891648).

Almost surely, 2^{11011333203213} is an apocalyptic number.

It is an amenable number.

11011333203213 is a deficient number, since it is larger than the sum of its proper divisors (6502839329523).

11011333203213 is a wasteful number, since it uses less digits than its factorization.

11011333203213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7120873.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 11011333203213 its reverse (31230233311011), we get a palindrome (42241566514224).

The spelling of 11011333203213 in words is "eleven trillion, eleven billion, three hundred thirty-three million, two hundred three thousand, two hundred thirteen".