11021120202211 has 4 divisors (see below), whose sum is σ = 12595565945392. Its totient is φ = 9446674459032.

The previous prime is 11021120202193. The next prime is 11021120202271. The reversal of 11021120202211 is 11220202112011.

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

It is a cyclic number.

It is not a de Polignac number, because 11021120202211 - 2¹¹ = 11021120200163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11021120202271) 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, 787222871580 + ... + 787222871593.

It is an arithmetic number, because the mean of its divisors is an integer number (3148891486348).

Almost surely, 2^{11021120202211} is an apocalyptic number.

11021120202211 is a deficient number, since it is larger than the sum of its proper divisors (1574445743181).

11021120202211 is an equidigital number, since it uses as much as digits as its factorization.

11021120202211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574445743180.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11021120202211 its reverse (11220202112011), we get a palindrome (22241322314222).

The spelling of 11021120202211 in words is "eleven trillion, twenty-one billion, one hundred twenty million, two hundred two thousand, two hundred eleven".