122311143113228 has 48 divisors (see below), whose sum is σ = 223246059423744. Its totient is φ = 58567675000320.

The previous prime is 122311143113227. The next prime is 122311143113359. The reversal of 122311143113228 is 822311341113221.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (122311143113227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142307825 + ... + 143164727.

It is an arithmetic number, because the mean of its divisors is an integer number (4650959571328).

Almost surely, 2^{122311143113228} is an apocalyptic number.

It is an amenable number.

122311143113228 is a deficient number, since it is larger than the sum of its proper divisors (100934916310516).

122311143113228 is a wasteful number, since it uses less digits than its factorization.

122311143113228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868902 (or 868900 counting only the distinct ones).

The product of its digits is 13824, while the sum is 35.

Adding to 122311143113228 its reverse (822311341113221), we get a palindrome (944622484226449).

The spelling of 122311143113228 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred forty-three million, one hundred thirteen thousand, two hundred twenty-eight".