122455222344 has 384 divisors, whose sum is σ = 414651444480. Its totient is φ = 31788288000.

The previous prime is 122455222339. The next prime is 122455222387. The reversal of 122455222344 is 443222554221.

122455222344 is a `hidden beast` number, since 1 + 2 + 245 + 52 + 22 + 344 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 122455222299 and 122455222308.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 139629234 + ... + 139630110.

It is an arithmetic number, because the mean of its divisors is an integer number (1079821470).

Almost surely, 2^122455222344 is an apocalyptic number.

122455222344 is a gapful number since it is divisible by the number (14) 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 122455222344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207325722240).

122455222344 is an abundant number, since it is smaller than the sum of its proper divisors (292196222136).

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

122455222344 is a wasteful number, since it uses less digits than its factorization.

122455222344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221 (or 1214 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

Adding to 122455222344 its reverse (443222554221), we get a palindrome (565677776565).

The spelling of 122455222344 in words is "one hundred twenty-two billion, four hundred fifty-five million, two hundred twenty-two thousand, three hundred forty-four".