11022122011211 has 4 divisors (see below), whose sum is σ = 11108910373632. Its totient is φ = 10935333648792.

The previous prime is 11022122011193. The next prime is 11022122011237. The reversal of 11022122011211 is 11211022122011.

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 11022122011211 - 2²² = 11022117816907 is a prime.

It is a super-4 number, since 4×11022122011211⁴ (a number of 53 digits) contains 4444 as substring.

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 11022122011211.

It is not an unprimeable number, because it can be changed into a prime (11022122611211) 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 3 ways as a sum of consecutive naturals, for example, 43394181020 + ... + 43394181273.

It is an arithmetic number, because the mean of its divisors is an integer number (2777227593408).

Almost surely, 2^{11022122011211} is an apocalyptic number.

11022122011211 is a deficient number, since it is larger than the sum of its proper divisors (86788362421).

11022122011211 is an equidigital number, since it uses as much as digits as its factorization.

11022122011211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86788362420.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11022122011211 its reverse (11211022122011), we get a palindrome (22233144133222).

The spelling of 11022122011211 in words is "eleven trillion, twenty-two billion, one hundred twenty-two million, eleven thousand, two hundred eleven".