122555303113100 has 576 divisors, whose sum is σ = 328812116677632. Its totient is φ = 39012999168000.

The previous prime is 122555303113039. The next prime is 122555303113151. The reversal of 122555303113100 is 1311303555221.

It is a super-2 number, since 2×122555303113100² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 58892504060 + ... + 58892506140.

It is an arithmetic number, because the mean of its divisors is an integer number (570854369232).

Almost surely, 2^{122555303113100} is an apocalyptic number.

122555303113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122555303113100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164406058338816).

122555303113100 is an abundant number, since it is smaller than the sum of its proper divisors (206256813564532).

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

122555303113100 is a wasteful number, since it uses less digits than its factorization.

122555303113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586 (or 3579 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

Adding to 122555303113100 its reverse (1311303555221), we get a palindrome (123866606668321).

The spelling of 122555303113100 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred three million, one hundred thirteen thousand, one hundred".