122311122 has 16 divisors (see below), whose sum is σ = 251234112. Its totient is φ = 39668400.

The previous prime is 122311109. The next prime is 122311127. The reversal of 122311122 is 221113221.

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

It is not an unprimeable number, because it can be changed into a prime (122311127) by changing a digit.

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, 275254 + ... + 275697.

It is an arithmetic number, because the mean of its divisors is an integer number (15702132).

Almost surely, 2^122311122 is an apocalyptic number.

122311122 is an abundant number, since it is smaller than the sum of its proper divisors (128922990).

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

122311122 is a wasteful number, since it uses less digits than its factorization.

122311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550993.

The product of its digits is 48, while the sum is 15.

The square root of 122311122 is about 11059.4358807310. The cubic root of 122311122 is about 496.3888107476.

Adding to 122311122 its reverse (221113221), we get a palindrome (343424343).

The spelling of 122311122 in words is "one hundred twenty-two million, three hundred eleven thousand, one hundred twenty-two".