11020222012211 has 4 divisors (see below), whose sum is σ = 11021693933952. Its totient is φ = 11018750090472.

The previous prime is 11020222012199. The next prime is 11020222012213. The reversal of 11020222012211 is 11221022202011.

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

It is not a de Polignac number, because 11020222012211 - 2¹⁰ = 11020222011187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11020222012211.

It is not an unprimeable number, because it can be changed into a prime (11020222012213) 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, 735949640 + ... + 735964613.

It is an arithmetic number, because the mean of its divisors is an integer number (2755423483488).

Almost surely, 2^{11020222012211} is an apocalyptic number.

11020222012211 is a deficient number, since it is larger than the sum of its proper divisors (1471921741).

11020222012211 is an equidigital number, since it uses as much as digits as its factorization.

11020222012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471921740.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11020222012211 its reverse (11221022202011), we get a palindrome (22241244214222).

The spelling of 11020222012211 in words is "eleven trillion, twenty billion, two hundred twenty-two million, twelve thousand, two hundred eleven".