11222012021011 has 32 divisors (see below), whose sum is σ = 13061852743680. Its totient is φ = 9545015088000.

The previous prime is 11222012020979. The next prime is 11222012021021. The reversal of 11222012021011 is 11012021022211.

It is a cyclic number.

It is not a de Polignac number, because 11222012021011 - 2⁵ = 11222012020979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222012021021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2191071 + ... + 5219656.

It is an arithmetic number, because the mean of its divisors is an integer number (408182898240).

Almost surely, 2^{11222012021011} is an apocalyptic number.

11222012021011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11222012021011 is a deficient number, since it is larger than the sum of its proper divisors (1839840722669).

11222012021011 is a wasteful number, since it uses less digits than its factorization.

11222012021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7410915.

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

Adding to 11222012021011 its reverse (11012021022211), we get a palindrome (22234033043222).

The spelling of 11222012021011 in words is "eleven trillion, two hundred twenty-two billion, twelve million, twenty-one thousand, eleven".