122555424441312 has 36 divisors (see below), whose sum is σ = 348516988255800. Its totient is φ = 40851808147008.

The previous prime is 122555424441253. The next prime is 122555424441353. The reversal of 122555424441312 is 213144424555221.

It is a happy number.

122555424441312 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 54 + 244 + 41 + 312 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212769833812 + ... + 212769834387.

It is an arithmetic number, because the mean of its divisors is an integer number (9681027451550).

Almost surely, 2^{122555424441312} is an apocalyptic number.

122555424441312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122555424441312 is an abundant number, since it is smaller than the sum of its proper divisors (225961563814488).

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

122555424441312 is a wasteful number, since it uses less digits than its factorization.

122555424441312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425539668215 (or 425539668204 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

Adding to 122555424441312 its reverse (213144424555221), we get a palindrome (335699848996533).

The spelling of 122555424441312 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, four hundred twenty-four million, four hundred forty-one thousand, three hundred twelve".