11011010222011 has 4 divisors (see below), whose sum is σ = 11026324562400. Its totient is φ = 10995695881624.

The previous prime is 11011010221993. The next prime is 11011010222071. The reversal of 11011010222011 is 11022201011011.

It is a happy number.

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 11011010222011 - 2⁵ = 11011010221979 is a prime.

It is a super-2 number, since 2×11011010222011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011010221982 and 11011010222000.

It is not an unprimeable number, because it can be changed into a prime (11011010222071) 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, 7657169116 + ... + 7657170553.

It is an arithmetic number, because the mean of its divisors is an integer number (2756581140600).

Almost surely, 2^{11011010222011} is an apocalyptic number.

11011010222011 is a deficient number, since it is larger than the sum of its proper divisors (15314340389).

11011010222011 is an equidigital number, since it uses as much as digits as its factorization.

11011010222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15314340388.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011010222011 its reverse (11022201011011), we get a palindrome (22033211233022).

The spelling of 11011010222011 in words is "eleven trillion, eleven billion, ten million, two hundred twenty-two thousand, eleven".