11222011122 has 64 divisors (see below), whose sum is σ = 25894093824. Its totient is φ = 3175951680.

The previous prime is 11222011109. The next prime is 11222011123. The reversal of 11222011122 is 22111022211.

11222011122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11222011123) 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, 2167597 + ... + 2172767.

It is an arithmetic number, because the mean of its divisors is an integer number (404595216).

Almost surely, 2^11222011122 is an apocalyptic number.

11222011122 is an abundant number, since it is smaller than the sum of its proper divisors (14672082702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11222011122 is a wasteful number, since it uses less digits than its factorization.

11222011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11222011122 its reverse (22111022211), we get a palindrome (33333033333).

The spelling of 11222011122 in words is "eleven billion, two hundred twenty-two million, eleven thousand, one hundred twenty-two".