11220122022011 has 16 divisors (see below), whose sum is σ = 12894521884608. Its totient is φ = 9563609088000.

The previous prime is 11220122021987. The next prime is 11220122022017. The reversal of 11220122022011 is 11022022102211.

It is a cyclic number.

It is not a de Polignac number, because 11220122022011 - 2²⁶ = 11220054913147 is a prime.

It is a super-2 number, since 2×11220122022011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11220122022017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24864251 + ... + 25311483.

It is an arithmetic number, because the mean of its divisors is an integer number (805907617788).

Almost surely, 2^{11220122022011} is an apocalyptic number.

11220122022011 is a deficient number, since it is larger than the sum of its proper divisors (1674399862597).

11220122022011 is a wasteful number, since it uses less digits than its factorization.

11220122022011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467222.

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

Adding to 11220122022011 its reverse (11022022102211), we get a palindrome (22242144124222).

The spelling of 11220122022011 in words is "eleven trillion, two hundred twenty billion, one hundred twenty-two million, twenty-two thousand, eleven".