122211122 has 16 divisors (see below), whose sum is σ = 200182752. Its totient is φ = 55494720.

The previous prime is 122211091. The next prime is 122211157. The reversal of 122211122 is 221112221.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 122211097 and 122211106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26393 + ... + 30675.

It is an arithmetic number, because the mean of its divisors is an integer number (12511422).

Almost surely, 2^122211122 is an apocalyptic number.

122211122 is a deficient number, since it is larger than the sum of its proper divisors (77971630).

122211122 is a wasteful number, since it uses less digits than its factorization.

122211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593.

The product of its digits is 32, while the sum is 14.

The square root of 122211122 is about 11054.9139300132. The cubic root of 122211122 is about 496.2534934942.

Adding to 122211122 its reverse (221112221), we get a palindrome (343323343).

The spelling of 122211122 in words is "one hundred twenty-two million, two hundred eleven thousand, one hundred twenty-two".