122345311552 has 28 divisors (see below), whose sum is σ = 244232765280. Its totient is φ = 60806347136.

The previous prime is 122345311531. The next prime is 122345311643. The reversal of 122345311552 is 255113543221.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5712802 + ... + 5734177.

It is an arithmetic number, because the mean of its divisors is an integer number (8722598760).

Almost surely, 2^122345311552 is an apocalyptic number.

It is an amenable number.

122345311552 is a deficient number, since it is larger than the sum of its proper divisors (121887453728).

122345311552 is a wasteful number, since it uses less digits than its factorization.

122345311552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11447158 (or 11447148 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

Adding to 122345311552 its reverse (255113543221), we get a palindrome (377458854773).

The spelling of 122345311552 in words is "one hundred twenty-two billion, three hundred forty-five million, three hundred eleven thousand, five hundred fifty-two".