11202212123 has 32 divisors (see below), whose sum is σ = 12151366656. Its totient is φ = 10300929408.

The previous prime is 11202212117. The next prime is 11202212141. The reversal of 11202212123 is 32121220211.

11202212123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11202212123 - 2⁴ = 11202212107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11202232123) 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, 28216961 + ... + 28217357.

It is an arithmetic number, because the mean of its divisors is an integer number (379730208).

Almost surely, 2^11202212123 is an apocalyptic number.

11202212123 is a deficient number, since it is larger than the sum of its proper divisors (949154533).

11202212123 is a wasteful number, since it uses less digits than its factorization.

11202212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11202212123 its reverse (32121220211), we get a palindrome (43323432334).

The spelling of 11202212123 in words is "eleven billion, two hundred two million, two hundred twelve thousand, one hundred twenty-three".