122554441216 has 80 divisors (see below), whose sum is σ = 246975540768. Its totient is φ = 60751872000.

The previous prime is 122554441189. The next prime is 122554441223. The reversal of 122554441216 is 612144455221.

It is a congruent number.

It is an unprimeable number.

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, 49555756 + ... + 49558228.

Almost surely, 2^122554441216 is an apocalyptic number.

122554441216 is a gapful number since it is divisible by the number (16) 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 122554441216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123487770384).

122554441216 is an abundant number, since it is smaller than the sum of its proper divisors (124421099552).

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

122554441216 is an equidigital number, since it uses as much as digits as its factorization.

122554441216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283 (or 3267 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

Adding to 122554441216 its reverse (612144455221), we get a palindrome (734698896437).

The spelling of 122554441216 in words is "one hundred twenty-two billion, five hundred fifty-four million, four hundred forty-one thousand, two hundred sixteen".