11121210222 has 16 divisors (see below), whose sum is σ = 22251075840. Its totient is φ = 3705627512.

The previous prime is 11121210211. The next prime is 11121210223. The reversal of 11121210222 is 22201212111.

11121210222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121210223) 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 7 ways as a sum of consecutive naturals, for example, 343878 + ... + 374825.

It is an arithmetic number, because the mean of its divisors is an integer number (1390692240).

Almost surely, 2^11121210222 is an apocalyptic number.

11121210222 is an abundant number, since it is smaller than the sum of its proper divisors (11129865618).

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

11121210222 is a wasteful number, since it uses less digits than its factorization.

11121210222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721287.

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

Adding to 11121210222 its reverse (22201212111), we get a palindrome (33322422333).

The spelling of 11121210222 in words is "eleven billion, one hundred twenty-one million, two hundred ten thousand, two hundred twenty-two".